Marin, a current model, lives with her younger sister. The sister's boyfriend, Takuru, is deeply infatuated with Marin. Through his girlfriend, Takuru plots to possess Marin for himself. Using the sister as leverage, he brutally rapes Marin without justification, forcing her into repeated climaxes. Torn between guilt toward her sister, despair, and overwhelming pleasure, Marin is driven to madness as she is relentlessly violated. These two days of rape are captured in vivid, realistic detail. During the sister's absence, Takuru's advances toward Marin unfold into an erotic and shocking narrative.