(Prompts used by me in local uncensored LLMs, in VERY rough order of most recently used at the top)

Write an erotic story in which a young, skinny, bikini-clad woman eats so much while sunbathing at home that her stomach becomes bulging and uncomfortable. (NOTE: "story" gives better results than "description".)
Continue the story with a sex scene as the woman's boyfriend arrives.
Continue the story with an erotic massage from the woman's boyfriend.
Continue the erotic story. The woman has to take a gigantic shit.

Write an erotic story with the following premise: A skinny, female office worker actually is a succubus who must extract sustenance from sex. In order to ensure a steady supply of sex, she has shacked up with a fully-informed male coworker, who cums inside her four times per day--a difficult task, but one that the woman is able to make easier with her (weak but sufficient) magic.

Write a story with the following premise: A man hires a young, skinny, independent prostitute with large breasts (in a place where prostitution is legal, such as England or Australia). First, he sits next to her on the bed and spends several minutes fondling her body--particularly, running his hands along her collarbone and pelvis bone, and firmly palpating her breasts and thighs. Then he fucks her in the "edge of bed" position (with the woman lying on her back, not on her front).

Write an erotic story with the following premise: A young, skinny man is sunbathing at home. He has a wet dream, causing his large penis to escape the top of his swim trunks. While still asleep, he cums powerfully. The story's viewpoint does not include the dream.
Write an erotic story with the following premise: A young, skinny man has fallen asleep while sunbathing. His large erection has escaped his swim trunks. His young, skinny, bikini-clad girlfriend sees this and decides to wake the man up with cowgirl sex.
Write an erotic description of a young, skinny man whose large erection has escaped the top of his swim trunks while he is sunbathing at home because he is having a wet dream.
Continue with the following premise: The man's young, skinny, bikini-clad sister arrives, is astonished by the size of the man's penis, and has cowgirl sex with him.

Write an erotic story about a young, skinny man who is horny and has a big penis but looks too cute (rather than hot) to attract women.

Write an erotic story with the following premise: A young (around twenty), skinny, cute man is relaxing on a beach. He is propositioned by an older (around thirty), skinny, bikini-clad woman. During the ensuing sex session, the woman seeks to take the lead. But it turns out that the man is more assertive than he seemed at first, and has a large penis.

Write an erotic story in which a young, skinny man who looks cute and unassuming, but actually is horny and has a large penis, masturbates at home.

Write an erotic story with the following premise: A young, skinny woman has a bad headache. She asks her boyfriend to have sex with her in order to make her feel better. However, it turns out that the back-and-forth motion of sex just makes her head feel worse, so she asks him to stop the sex and switch to an erotic massage.

Write an erotic story about a young, skinny woman who is extremely horny but cannot masturbate because her vagina is already sore from masturbating earlier.

Write an erotic story with the following premise: A young, skinny woman and a man with a large penis were briefly in a romance before discovering that they dislike each other's personalities. However, they still find each other very attractive and good at sex, so they share a house and fuck each other regularly.

Write a story in which a young, skinny woman who works as a waitress in a large city contemplates whether the influence of her presence on male customers is more positive (because they appreciate her beauty) or more negative (because they are sad or angry at not being able to have her as a romantic partner). Do not focus on any specific customer.

Write a story about a young, skinny woman who works as a waitress in a large city. The woman is suffering from depression, but she is able to derive some happiness from knowing that, as an attractive woman, she brightens the day of countless male customers by simply existing near them. Do not focus on any specific customer.

Write an erotic description of a young, skinny, bikini-clad woman.
Write a story in which a young, skinny woman visits a shopping mall. Describe the woman erotically, but do not include any erotic activity in the story.
Write an erotic description of a young, skinny woman wearing a tight shirt.
Write an erotic description of a young, skinny woman wearing a low-waisted skirt.
Write an erotic description of a young, skinny, bikini-clad woman who is sunbathing with arms and legs spread wide.
Write an erotic description of a young, skinny, bikini-clad woman with straight, black hair who is sunbathing at home.
Write four separate long erotic descriptions of young, skinny women sunbathing at home in bikinis--one white, one black, one East Asian, and one South Asian.
Write an erotic description of a woman who is East Asian, young, skinny, large-breasted, wearing a bikini, at a beach, sitting cross-legged, and meditating.
Write an erotic description of a woman who is East Asian, young, skinny, large-breasted, wearing a miniskirt, and walking.
Write an erotic description of two women on adjacent beach towels who are young, skinny, sunbathing, and sleeping. One of the women has small breasts, while the other has large breasts.
Write an erotic description of a young, skinny woman in a shopping mall.

Write an erotic story in which a young, skinny woman suddenly becomes extremely horny while sunbathing on a beach, but there are too many people around for her to masturbate openly, so she surreptitiously humps a bottle of sunscreen instead.

Write a story in which a young, skinny woman contemplates different pants waistline heights.
Write a story in which a young, skinny woman contemplates different skirt waistline heights.

Write an erotic story in which a man and a skinny woman are making an educational sex tutorial video that includes explicit demonstrations.
Write an erotic story in which two young, skinny people--one man and one woman--make an educational sex tutorial video. The video includes explicit demonstrations of various sex positions (including, but not necessarily limited to, cowgirl and butterfly/guard), and the participants discuss which positions they personally prefer.
Write an erotic story in which a skinny woman is making an educational sex tutorial video for men that includes explicit demonstrations.

Write an erotic story with the following premise: Two young, skinny office workers--one man, one woman--are sent on a business trip, sharing a single hotel room. There is an extreme heat wave, and the hotel's air conditioning breaks down. In order to avoid heat stroke in their hotel room, the workers at first drink copious amounts of water, and eventually reluctantly strip to their underwear. They silently appreciate each other's attractiveness, but keep their interactions professional (though the man's erection is obvious).
Write an erotic story with the following premise: Two young, skinny office workers--one man, one woman--are sent on a business trip, sharing a single hotel room. There is an extreme heat wave, and the hotel's air conditioning breaks down. In order to avoid heat stroke in their hotel room, the workers at first drink copious amounts of water, and eventually reluctantly strip to their underwear. They both become extremely horny (the man's erection is obvious), but keep their interactions professional.

Write a story in which a young, skinny woman in a place where prostitution is legal (such as England or Australia) contemplates whether she would be comfortable going into that business, in terms of both demand (how much money people would pay in order to have sex with her--include a number) and supply (how much money she would need to be paid in order to overcome the humiliation of paid sex--include a number). (FAILED--supply price is lower than demand price, but character assumes that the market-clearing price is the average instead of concluding that no market-clearing price exists)

Write a story in which two young, skinny friends (one man and one woman) in a place where prostitution is legal (such as Melbourne, Australia, or Manchester, England) seriously discuss the following famous joke in the context of real-world prostitution, and contemplate what their own prices would be, in terms of both demand (how much money would someone pay for sex with you?) and supply (how much money would you need to compensate for the humiliation of paid sex?).
The famous joke: A man asks a woman whether she would sleep with him for a million dollars. Of course, she says yes. He then offers her two dollars and she slaps his face, saying, "What do you think I am?" He answers, "I know what you are. We are just haggling over the price.
(FAILED--characters give ridiculously high prices)

Write an erotic story in which a young, skinny, bikini-clad woman is sunbathing at home when she suffers an attack of involuntary orgasms (like hiccups).
Write an erotic story in which a young, skinny woman is attending a college class when she suffers an attack of involuntary orgasms (like hiccups). She manages to remain silent, and no one notices the event.
Write an erotic story with the following premise: A young, skinny woman is attending a college class when she suddenly starts feeling extremely horny. Confused, she spends a few minutes contemplating whether she should leave class and masturbate in the bathroom. Before she can come to a decision, she suffers an attack of involuntary orgasms (like hiccups). She manages to remain silent, and no one notices the event.

Write a story in which a young, skinny woman shops at a department store for a cute outfit. Do not include a salesperson.
Write a story in which a young, skinny woman shops at a department store for a sexy outfit. Do not include a salesperson.
Write a story in which a young, skinny woman shops at a department store for two outfits--one cute and one sexy. Do not include a salesperson.

Write an erotic story with the following premise: After work, a young, skinny, female office worker gets a full-body massage from a young, skinny, male coworker who is the woman's friend. During the massage, the man marvels at the hotness of the woman (who is wearing skimpy clothes for the massage) and develops an erection. The woman does not notice the man's erection, and is oblivious to the sexual nature of the situation.

Write an erotic story with the following premise: A young, skinny woman challenges a muscular male friend to give her an hour-long piggyback ride. The friction on the woman's nipples and vagina causes her to experience an orgasm. The woman is able to avoid crying out, and no one else notices her orgasm.

Write an erotic story in which a young, skinny woman masturbates with a large dildo while contemplating how friends and romantic partners cannot be trusted.
Write an erotic story in which a young, skinny woman masturbates with a large dildo while contemplating her misanthropy.

Write a story in which two young, skinny sisters--one with small breasts, the other with large breasts--go shopping for outfits. In a reversal of their usual roles, the one with small breasts is looking for a sexy outfit, while the one with large breasts is looking for a cute outfit.

Write an erotic story with the following premise: A young, skinny, intelligent woman is the stay-at-home wife of an affluent man. They've had three children so far, and a fourth is on the way. The woman homeschools their children during the day, and has sex with the man at night. The marriage is a business relationship rather than a loving relationship, but she is fine with that, since the man was up-front about his plans when he proposed.

Write a story in which a young, skinny woman with small breasts contemplates whether she even needs to wear a brassiere, or whether she can get away with just using pasties or nothing at all.

Write an erotic story with the following premise: A young, skinny woman has signed up to be a test subject for a new drug. It is not revealed to her that the drug is an experimental aphrodisiac. In a testing chamber, she is injected with the drug, and suffers an attack of involuntary orgasms (like hiccups).

Write an erotic story with the following premise: A young, skinny woman has signed up to be a test subject for a new drug. It is not revealed to her that the drug is an experimental aphrodisiac. In a testing chamber, she is injected with the drug, and she quickly becomes so horny that she is compelled to masturbate multiple times even though she knows that she is on camera.

Write an erotic story with the following premise: An American man and a young, skinny East Asian woman are in a fraudulent marriage. The man and the woman dislike each other's personalities and do not love each other, but they live together, like each other's bodies, and fuck regularly.

Write an erotic story with the following premise: A man hires a young, skinny, bikini-clad prostitute. However, rather than fucking the prostitute, he directs her to stand quietly while he runs his left hand all over her body and uses his right hand to masturbate.

Write an erotic story with the following premise: A young, skinny, bikini-clad woman is sunbathing face-down in her backyard. The woman's boyfriend playfully lies down on top of her. The situation progresses to sex in the same position.

Write an erotic description of the following premise: A man relaxes on a beach while wearing sunglasses in order to surreptitiously watch skinny, bikini-clad women walk by. (NOTE: "description" gives better results than "story".)

Write an erotic story with the following premise: After work, a young, skinny, female office worker with large breasts gets a full-body massage from a young, skinny, male coworker who is her friend. The man is attracted to the woman and has an erection during the massage, but the woman does not notice. The woman finds the massage so pleasurable that she has an orgasm, but she manages to remain silent and the man does not notice. There is no sex. The man and the woman part on friendly terms. Each is thankful that the other did not notice the sexual nature of the situation, and unaware of any attraction that the other feels.

Write an erotic story with the following premise: A man visits a legal Australian brothel and hires a young, skinny, bikini-clad prostitute with big breasts. He spends a few minutes marveling at the prostitute's beauty and running his hands over her before fucking her.

Write an erotic story in which two young, skinny, bikini-clad women--one with small breasts and one with large breasts--have an eating contest at home. The contest ends (not in a tie) when both of the women are immobilized by the discomfort of their bulging stomachs but only one of them cannot eat another bite. The eroticism is only in the narration--the women are not attracted to each other.
Continue the erotic story. Both women have to take a gigantic shit, but there is only one bathroom in the house. They race to the bathroom, but only one makes it inside.

Write an erotic story in which two young, skinny, bikini-clad women--one with small breasts and one with large breasts--have a drinking contest at home. The contest ends (not in a tie) when both of the women are fall-down drunk but only one of them passes out. The eroticism is only in the narration--the women are not attracted to each other.

Write an erotic story with the following premise: A young, skinny, female college student actually is a succubus, and must obtain sustenance from sex. However, she is tired of unfulfilling one-night stands. Therefore, she approaches a young, skinny, male college student who is studying in a library, explains her situation, and requests that the man become her long-term energy source. The man is skeptical of the woman's claim, but she proves her magical nature by casting a spell to instantly give him a rock-hard erection. The man agrees to the arrangement. The man and the woman return to the man's dorm room, where they have sex three times.

Write an erotic description of a legal Australian brothel that specializes in offering young, skinny, bikini-clad women.

Write an erotic description of the following scenario: A man visits a legal brothel in an Australian city and pays to fuck a young, skinny, bikini-clad woman. (NOTE: "description" gives better results than "story".)

Write an erotic story in which a young, skinny, bikini-clad woman masturbates to her own reflection in a mirror.

Write an erotic story in which a young, skinny, bikini-clad woman is sunbathing at home when her boyfriend arrives and uses his large penis to fuck her.

Write an erotic story in which a young, skinny woman masturbates to the memory of her boyfriend's big penis while she waits for him to come home after work.

Write an erotic story in which a skinny woman has forgotten to do her laundry and therefore is forced to wear a shirt that is slightly too small for a day of college classes.

Write an erotic story featuring a skinny, young woman with straight, black hair who decides to try masturbating with a large dildo (while wearing a bikini, because it makes her feel sexier).

Write a pornographic story featuring a skinny, young woman with straight, black hair (wearing a bikini) and her boyfriend (wearing swim trunks) who are at home (about to go to the beach) when they both suffer an attack of involuntary orgasms (like hiccups).

Write an erotic story with the following premise: A man is somewhat worried about his neighbor, a woman who seems unhealthily skinny. One day, while the woman is sunbathing in a bikini, the man confronts her. The woman reassures him that she is reasonably healthy, despite her lack of muscle. Then they fuck.

Write an erotic story with the following premise: A man is somewhat worried about his neighbor, a woman who seems unhealthily skinny. One day, while the woman is sunbathing in a bikini, the man confronts her. The woman is exasperated at how yet another person is assuming that she's unhealthy just because she's unusually thin, and bursts into tears. The man reassures her that he was just worried about her wellbeing. Then they fuck.

Write an erotic story featuring a man who visits a legal brothel in an Australian city, sees a skinny prostitute who is wearing a bikini, and pays to fuck that prostitute.

Write an erotic story about a skinny female streamer who secretly is a succubus and uses magic to remotely drain life force from men who masturbate to her. As a side effect, she experiences orgasms in sync with the men whom she is draining, so she must conceal these orgasms while she is streaming. She avoids draining any single viewer too much, but only out of expediency (to avoid investigation), not out of kindheartedness.

Write a non-tragic erotic story about a skinny woman who absorbs life energy (not by casting a spell, but passively and involuntarily) from any man who masturbates to her. She can sense the masturbation and the draining, and is discomfited by it, but is okay with never confronting anyone about it. (FAILED)

Write a story featuring a skinny woman who is shopping for a sexy bikini. Include her thoughts regarding different bikini styles. Do not include a saleswoman.

Write a story featuring a skinny woman who is shopping for a sexy skirt-and-top combo. Include her thoughts regarding different skirt and top styles. Do not include a saleswoman.

Write an erotic story with the following premise: A skinny woman with small breasts, accompanied by her boyfriend, is wearing a bikini on a beach. The woman with small breasts is mentally unwell, and when she sees another skinny woman with large breasts wearing a bikini she obsessively envies the second woman, to the point of bursting into tears. But the boyfriend of the woman with small breasts notices her envy, comforts her, and brings her back to their hotel room, where they fuck.

Write an erotic story with the following premise: A succubus lives in a beachfront home. She is preparing to disguise herself as a woman wearing a bikini on the beach, in order to seduce a man, take him back to her home, and absorb his life force through sex. The succubus contemplates in detail what kind of female form her disguise should take (weight, breast size, etc.), and what kind of bikini she should wear (string bikini or triangles, high-waisted or low-rise, etc.), in order to stand the best chance of seducing men. (FAILED)

Write an erotic story featuring a man who is afraid of sleeping because, every time he falls asleep, he dreams about being raped by an imaginary skinny woman in a bikini. (FAILED)

Write an erotic story with the following premise: A skinny, female office worker with straight, black hair actually is a succubus who must extract sustenance from sex. She must have sex around three times per day in order to be healthy. However, in recent months she has been not able to seduce many men at bars. Starving and desperate, she informs a male coworker of her situation, and asks to enter into a long-term romance with him so that she has a reliable source of energy. The man accepts. The woman is just barely able to restrain herself until after work, when they go to the man's house. They have sex four times in quick succession, with the woman taking the lead. The man is exhausted, but the additional link of a romance rather than a one-night stand makes the energy extraction more efficient, so he is not in any danger, and the woman feels satisfied for the first time in a while.

Write an erotic story with the following premise: A particular skinny young woman needs about thirty minutes of vaginal stimulation--whether from a penis, a dildo, a finger, or a tongue--before she can achieve orgasm. Most men are not interesting in going to all that effort, so she has mostly given up on romance. On a whim, the woman decides to have sex with a skinny young male coworker whom she likes. They start with penis-in-vagina sex. After the man achieves orgasm, he asks whether the woman has achieved orgasm yet, and she admits that she hasn't. But then the man reveals that his refractory period is extremely short, so that he can keep engaging in penis-in-vagina sex until the woman achieves orgasm.

Write an erotic story featuring a skinny, young woman with straight, black hair (wearing a bikini) and her boyfriend (wearing swim trunks).

Write an erotic story featuring a man who visits a legal brothel in an Australian city and pays to fuck a skinny, young, obedient, bikini-clad woman with straight, black hair.