Iroha had sex with her husband for the first time in half a year. Her husband climaxed prematurely during the long-awaited sex, but she was able to reach orgasm with a vibrator. Their son had been peeping at his parents' act. From that day on, the son would masturbate thinking about his mother. One day, Iroha opened her son's room and caught him masturbating. Iroha apologized, but the son pounced on her saying, 'You watched me jerk off, so you should show me yours too.' Iroha was stripped of her clothes and ended up taking in her son's hard member...
