SSIS-880 Teachers and wives are not very good. The white breasts of precocious students and the seduction of school swimsuits. Yuki Ando.

The male teacher, whose relationship with his wife is not good, is tempted by the white chest of the precocious student and the school swimsuit. The film mainly tells the story of a male teacher whose relationship with his wife is not good. He meets the precocious student Ando Yuriko at school, and her white chest and the temptation of wearing a school swimsuit make the male teacher feel desire and struggle psychologically, eventually leading to a taboo relationship.