Born as a female but raised as a male, Hamasaki Mao attends an all-boys school and is confused by her bodily changes. One day, her classmate sees her grown breasts and, driven by curiosity, starts toying with her body, ultimately raping her. Though she resists, she feels pleasure. 'Am I some kind of pervert...?' After that, days continue where she is made to open her vagina and brought to orgasm with vibrators and toys...
