New office lady Hana Kotone is suddenly attacked and creampied by a violent assailant. Fleeing the terrifying rape scene to save her life, she hides at the nearby home of a male junior colleague. Just as relief begins to ease her fear, she notices her junior colleague, Shijo, staring obsessively at her exposed white underwear—his eyes already twisted with madness. Fixated on Hana's vulnerable, disheveled state, he begins assaulting her. The person she trusted has now become a cruel monster. Hana's body plunges into despair as she is repeatedly creampied, thrown into an endless hell of brutal, inescapable abuse.