Yamada is a plain and quiet girl. However, she is interested in men and whenever she sees couples at school, she becomes envious and indulges in masturbation at home. One day, while she is working as a cleaner, she is left alone with a boy in the warehouse. By chance, the two end up pressed together. Yamada thought the boy would not like her touching him but there is no way the boy would dislike her voluptuous body and he confesses that he was excited to be alone with Yamada in the warehouse. After learning of the boy's feelings for her... (͠≖ ͜ʖ͠≖)