Divorced Elena spends her days giving private lessons at home, making use of her experience as a cram school teacher. I have a boyfriend, but I couldn't meet freely, and I was growing emptiness. One day, her nephew Shuta, who was once a student, visits Elena. It was Elena who regained her smile after talking with Shuta. However, such calm days do not last long and one day she is suddenly told goodbye to her boyfriend. Shuta, who happened to catch a glimpse of the situation, was taken aback by the attitude of his selfish boyfriend, Miyazaki.