Yuko lives with her husband's father, and one of her worries is the occasional presence of her brother-in-law, Keisuke. He is rude and crude, which she finds unpleasant. One day, during a gathering to celebrate her father-in-law's 70th birthday, all the relatives are present, including Keisuke. Initially, Yuko hides her discomfort, but at the banquet, drunk Keisuke shamelessly approaches her. Then, after everyone has passed out from drinking, Keisuke walks towards Yuko with a flushed face…
