Returning home from shopping, married woman Anna Machimura nearly collides with a vagrant. Unaware, she continues her walk back, only to be silently stalked from behind by a group of homeless men. Overcome with intense desire, they forcibly drag her into a run-down apartment building, escalating the situation into a tense and brutal assault. Among the harrowing scenes, Anna Machimura's involuntary urination becomes a pivotal climax of the story, marking a crucial and unforgettable moment of humiliation.