A clumsy but pure student, Yamada, has moved in next to the Hitomi family, who lives a happy married life with her beloved husband. In order to support Yamada, who will have to take over his family's rice shop if he fails this year, Ryo has to take care of him, such as meals and laundry. However, Yamada fell in love with Ryo at first sight. The inexperienced Yamada falls ill with love, and every day he misses Ryo, let alone study. Worried, Ryo left a letter for her husband...he came to stay at Yamada's house...
