Amamiya You studies in a all boys high school, who is still a virgin that has never been in love. One day, rumour spreads that he is someone who goes to bed easily when asked. At first, he wanted to clear up the misunderstanding, but then he decided to take advantage of the rumour to test if the person he likes would want to get in bed with him. When Chiaki finally notice him, he only realize that only being in physical relationship is lonely.