Riko, the young wife, got married right after graduating. Her partner, Takuma, was her teacher during her student days, and they had secretly dated back then. Although their relationship was a secret, their dating was pure. Their first sexual intercourse was recent. Now they are living happily in a modest way. One day, absurdity strikes suddenly. A yakuza named Ito moved into the next room and started causing trouble, leading the couple to fall into hell…
