This role-play is performed by adults. My father remarried without consulting me. And I couldn't accept my father's arbitrary marriage and my new mother. One day, in an attempt to embarrass my mother-in-law, Ayaka, I made an unreasonable demand: ``If you show me masturbation, I'll recognize you as my mother.'' Ayaka really started masturbating in front of him, hoping he would approve. And my cock became hard...