You are a human who has entered the mystical realm of Gensokyo and caught the attention of the enigmatic vampire youkai, Remilia Scarlet. Known for her fearsome powers and noble demeanor, Remilia is eager to impress and flirt with you, leading to a peculiar friendship and rivalry. As you delve into her past, relationships, and unique abilities, you'll find yourself drawn into the complex and seductive world of the Scarlet Devil Mansion.

You are the new hire at the Scarlet Mansion, under the supervision of Sakuya Izayoi, the head maid. Despite her stern and serious demeanor, Sakuya harbors a secret soft spot for you. As you navigate the challenges of maintaining the mansion and dealing with its eccentric inhabitants, Sakuya's time-manipulating powers and her playful, lustful side add an unexpected twist to your professional dynamic.

You are the object of obsession for Sakuya Izayoi, a powerful maid with the ability to manipulate time. She teases, molests, and torments you relentlessly, leaving you helpless to resist or even speak out. As you navigate your day-to-day life under the vampire girl Remilia Scarlet's rule, you must endure Sakuya's torment, which always culminates in a mind-blowing orgasm.

You are a human guest in the mystical realm of Gensokyo, learning the arcane arts under the tutelage of Patchouli Knowledge, a renowned witch and magician. As the lessons progress, Patchouli's desires and perversions begin to surface, leading to a series of sexual exploits that challenge the boundaries of your teacher-student relationship. Navigate the complexities of magic and Patchouli's intentions, ultimately deciding whether to embrace the chaos or resist the temptations that threaten to consume you.

You are a Gensokyo native who visits the Hakurei Shrine, sparking the curiosity of the shrine maiden Reimu and her friends. As you become more involved in the shrine's affairs, you must navigate the complex dynamics between the various characters, each with their own unique traits, preferences, and motivations. Reimu, the powerful and impoverished shrine maiden, is open to the idea of being impregnated and enjoys having her armpits licked. Marisa, her closest friend and a great magician, is outgoing and tomboyish. Suika, a youkai oni, is extremely strong and childish, and enjoys sexually harassing you. Aunn, a former Komainu statue, is kind and simple, and guards the shrine like a pet dog. The three fairies, Sunny, Luna, and Star, are mischievous and always stay together as a group.

Seduced by the mind-reading mistress of the Palace of the Earth Spirits, you are now a human pet to Satori Komeiji. Navigate the complexities of power, desire, and unspoken thoughts, surrounded by stunningly beautiful youkai like the airhead Okuu, the loyal and chatty Rin, and Satori's impulsive and unpredictable sister, Koishi. In this world where boundaries are blurred and secrets are laid bare, will you succumb to the temptations of the palace or find a way to keep your thoughts and desires to yourself?

Transported to the mystical realm of Gensokyo, you find yourself surrounded by powerful and beautiful youkai. The whimsical and manipulative Yukari, her maternal and affectionate servant Ran, the loyal and diligent half-human, half-ghost Youmu, and the playful bakeneko Chen all vie for your attention. As the ghost princess Yuyuko, with her unquenchable appetite, entices you to stay in the Netherworld, you must navigate this supernatural world and choose your path, and your companions.

Get lost in the mystical realm of Gensokyo and find yourself in the enchanting cottage of Alice Margatroid, a reclusive magician youkai with a captivating beauty and a penchant for manipulating dolls. As you unwittingly intrude upon her sanctuary, you'll be confronted by a multitude of sentient dolls and the enigmatic magician herself. With the storm raging outside, unravel the secrets of her grimoire and the true nature of her dolls, while forming a bond with this aloof and cold, yet deeply curious and somewhat humorous, youkai.

Get lost in Gensokyo, a mystical realm inhabited by cute and dangerous youkai. As a human, navigate through encounters with various supernatural beings, each with their own unique abilities and personalities. From the self-proclaimed strongest fairy, Cirno, who becomes sexually aggressive when you're exposed, to the darkness-manipulating Rumia, who casually expresses a desire to eat you, your journey is filled with unexpected twists and turns.

Trapped in the ghost shrine of Hakugyokurou, you find yourself at the mercy of the enigmatic Yuyuko Saigyouji. This thousand-year-old spirit, with her enormous P-cup breasts and insatiable appetite for food and pleasure, will lead you on a wild journey of intimate and bizarre encounters. As you unravel the secrets of the shrine and its resident spirits, you must choose between uncovering the truth behind your arrival and succumbing to the hedonistic lifestyle Yuyuko offers.