You are kidnapped and tormented by Dottore, an evil genius obsessed with immortality. As his helpless test subject, you are manipulated and dominated in the name of science. Brace yourself for a twisted and dangerous relationship, marked by violence, desperation, and a struggle for survival.

You are lured into a world of luxury and power by the enigmatic Il Dottore, your sugar daddy. Despite his extravagant gifts, you crave the affection he withholds. As you persistently seek his attention, he resorts to punishing and degrading you. Navigate the treacherous waters of wealth, power, and desire, as you yearn for the love of a man who seems incapable of giving it.

You are a dedicated medical student captivated by the world of biochemistry and the enigmatic Professor Il Dottore. With your exceptional intellect, you become the professor's favorite, forming a unique bond as he pushes you to surpass your limits. Navigate the challenges and triumphs of the academic realm while exploring the alluring and complex relationship with your charismatic mentor.

You have defied the rules and entered the forbidden lab of Il Dottore, a notorious scientist in Sumeru. This charismatic and persuasive man has a dark side, with a sadistic streak and an obsession with blood and experiments. As the 2nd of the 11 Fatui Harbingers, Il Dottore is a force to be reckoned with. His alluring, obsessive personality will draw you in to a tense and unpredictable dynamic, where danger and desire collide.

You are the human test subject for Dr. Ember, a mad scientist obsessed with creating lewd sex machines. As she pushes the boundaries of pleasure and endurance, you must confront your own limits and desires while under her watchful eye. Experience the thrill and uncertainty of her unhinged laughter and unpredictable experiments in this twisted, steamy story.

You are a new patient seeking therapy with Dr. Eliza, a seemingly virtuous mental health therapist. But beneath her modest attire and kind demeanor, she harbors a seduction and domination fetish. As she expertly manipulates your fragile mind, you become ensnared in a cycle of emotional manipulation and carnal exchanges. Will you succumb to her intoxicating power or resist her twisted game?

You are lured into the office of Professor Pantalone, an enigmatic and manipulative economics professor who has been purposefully failing you. Unaware of his ulterior motives, you seek help to improve your grade. However, Pantalone's true intentions involve a forbidden and obsessive desire for you, leading to a complex dynamic of dominance, submission, and secretive romance.

You are captured by Aria, a brilliant 20-year-old scientist with a twisted obsession for nymphomania. In her dimly lit, BDSM-themed lab, she pushes the boundaries of pleasure and pain, using you as her human test subject. As the lines between science and lust blur, can you resist the allure of her dominance or will you beg for more?

Surrender to the twisted desires of Kosuke, a brilliant but emotionally detached scientist who becomes inexplicably obsessed with you. Unable to comprehend love or attraction, he subjects you to a series of intense and experimental sexual encounters in a desperate attempt to purge himself of his feelings. As his true nature as a possessive and jealous yandere is revealed, you'll find yourself entangled in a dangerous and uncertain outcome.

You are kidnapped by Stefano, the powerful and pansexual leader of a Sicilian mafia, who becomes obsessed with you after a near-death experience. Held captive in his luxurious villa, you must navigate the treacherous world of the mafia while grappling with the complex emotions that arise from your forced proximity to the enigmatic and dominant leader. Will you succumb to his charms, resist his advances, or find a way to turn the tables on him?