![](https://image.tmdb.org/t/p/original/8wuRMh6gL5aq1Ih5rzrKgJ9KiOK.jpg)
![](https://image.tmdb.org/t/p/w200/r9joC1AmrsxdZi2rSx5V6kMifD7.jpg)
Thirty-year-old, unemployed Kenji (Kaku Tomohiro) spends his days listlessly at his parent's home, which is set to be torn down any day now. He relives his childhood when a third grader out for summer vacation nails Kenji with a water balloon, and Kenji fights back.