A beautiful girl from a single-parent family, Kokoro. One day, her mother, Mary, who works at a snack bar, brought her stepfather, Kita. Kita forced Kokoro to watch him having sex with Mary, arousing her desire, and then trapped her. He lovingly caressed her deeply, penetrating her hymen... Not stopping there, Kita used Kokoro as collateral for his debts, allowing the debt collectors to rape her. Continuously raped by despicable men, Kokoro gradually awakened to a masochistic fetish...
