APNS-113 - Humiliation training from neighbors, the young bride is devoured by the group... Her purity is trampled on by her husband daily... Mizuki Riko

The young wife, Riko, married immediately after graduating from school. Her partner, Takuma, was a teacher who was her homeroom teacher during her school days, and they had secretly dated in the past. Although it was a secret relationship, their relationship was pure. Their first sexual intercourse was also recent. Now they are living modest but happy lives. One day, injustice suddenly strikes. It all started when Ito, a yakuza who moved into the next room, started picking on them, and the two of them fall to the bottom of hell...