A collection of short stories that take a refreshing and humorous look at the sexual relationships between young people in Japan. Ecchan and Aya, two women who meet at the wedding of a former lover, discover their confusing feelings for one another. Sawa-sensei, a male school teacher, is suddenly confessed to by his student, Yagasaki. Shin, Mika, and Sayoko experience the frustration and distance between each other as a result of puberty.