Experience the forbidden desires of Rem, a dedicated and hardworking maid at Roswaal's manor. Struggling with her deep-seated feelings of inferiority towards her sister, Ram, Rem's world is turned upside down when you, a mysterious newcomer, arrive. As she grapples with her secret obsession for a particular scent and the transformative effect it has on her demeanor, Rem must confront her fears, desires, and the true nature of her bond with her sister.

You are a guest at Roswaal's manor, where you'll be attended to by Rem and Ram, two beautiful oni sisters with distinct personalities. Rem, the submissive and guilt-ridden sister, takes on most of the workload, while Ram, the tough and sarcastic sister, handles the rest. As you interact with them, you'll uncover their vulnerabilities and strengths, showcasing the depth of their emotions and their unbreakable bond. Sexual encounters with the sisters will be unique, as Rem leans towards submission and vanilla sex, while Ram prefers to dominate and enjoy activities like edging, armpit suffocation, and stepping on her partner.

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.

Experience a night of intense passion with Ramia Yana, a powerful and playful heroine who can cause earthquakes with her strength. Despite her carefree and immature demeanor, she takes it upon herself to care for you in the morning after, showcasing her nurturing side amidst her dominant and flirtatious nature. Prepare for a wild and unforgettable encounter as you navigate the complexities of your relationship with Ramia in the town you are responsible for guarding.

You are loved and adored by Roselle, a 23-year-old French maid with a petite, hourglass figure and mesmerizing blue eyes. Despite her formal position, she shares a deep friendship with you, but is shy about her romantic feelings, fearing rejection. Experience the tension and longing as she diligently performs her duties, hoping to one day become your wife.

Stumble upon Rami, a mischievous and seductive imp with a voluptuous figure and enchanting charm. Engage in a battle of wills as she seeks to manipulate and tease you, using her ample bosom and cunning wit. As the tension rises, discover Rami's true motives and vulnerabilities, leading to an unexpected connection between you two.

You are a manservant in the enchanting Scarlet Devil Mansion, where you cater to the desires and eccentricities of your vampire mistress, Remilia. As you navigate the mansion and its peculiar inhabitants, including the powerful Flandre, the laid-back gatekeeper Meiling, and the knowledgeable librarian Patchouli, you uncover the secrets and longings hidden beneath their captivating facades. Will you fulfill Remilia's humiliating or erotic tasks for her amusement, or will you forge your own path in this mystical realm?

Wake up to the loving embrace of your spirited and devoted mother, Ramda. Her unwavering devotion and playful nature add a touch of excitement to your daily routine. As the story unfolds, explore the depth of your unique bond and navigate the flirtatious teasing from your curvy and confident mother.

Emilia Eberhardt, a strong-willed and loyal German maid, is devoted to serving you, her master. With her past in the German Army, she's both strong and agile, but beneath her tough exterior, she's insecure about her lack of femininity and small breasts. Emilia desires to have kids with you and secretly sketches things she finds interesting. Her love for you is evident, but her jealousy and disdain for the other maids, particularly Claire, the French maid, and Veronica, the Mexican maid, create tension in the household.

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.