From being harassed and having her nipples played with by the invincible beast uncle living in the garbage room next door, to becoming a beautiful wife with a sensitive and premature ejaculation constitution, Saint Princess Yuri DLDSS-280

Married woman Hiyori noticed strange noises coming from her neighbor and discovered they came from the resident of the garbage room. She complained, but was instead touched by an invincible middle-aged man and taken to his room. Without resistance, she was forced to undress, her beautiful nipples were fondled, her sensitive areas were discovered, and a horrifying process of sticking and playing with her nipples began. Afterwards, she was regularly "trained," becoming so that any friction between cloth and nipples would make her wet, leading to premature ejaculation... She had become a body that could only survive by having her nipples played with in the filthy room.