This role-play is performed by adults. Just the other day, I registered my marriage with a man who has a stepchild. My daughter-in-law, Shinkai-chan, seems to take some time to get along with, perhaps because of her age. But she should have been spending her days happily at home... One day, Shinkai-chan started inviting her male friends from school and instructing them to attack me!! I frantically asked Shinkai-chan for help, but when she saw me being raped, she just smiled and looked down on me. And from that day on, the days of being gang-raped by my daughter's classmates began...