A mother who is passionate about education and falls into pleasure

Eriko, an educational mom, hates being lewd. He advises his son not to play with strange brats and sends him to school. One day, she secretly takes away a erotic book that had been lying down in front of the entrance and masturbates. But it was all a trap set up by a bad guy! Eriko is threatened by a kid for masturbating and makes sexy requests. Eriko, who hasn't had sex with her husband for a while, has a shota cock awakens her pervert's true nature and becomes addicted to her secret asshole...