Bichiko, a classmate, has sex with the main character behind the school building despite her lunch break. The protagonist who has become a rumor in the city because Yariko, a charismatic gal, boasted to her friends. A convenience store toilet on the way to school, on the train on the way home ... Her JKs who knew the rumor approached the main character. Will the hero reach her longing Yariko with her feelings ...!?