Aoi is a tomboy who thinks of herself as a boy. When a group of repulsive men fondle her entire body, the feminine desires she has always hidden begin to surface. They take her outdoors and penetrate her one after another with huge cocks, making her F-cup tits bounce as she has repeated full-body orgasms despite her boyish appearance. At a deserted hot-spring ruin, the men shower her with their foul-smelling urine and label her a masochistic bitch, leaving her addicted to abusive training...