Ayaka moves to a new town with her son Kazuya, who transferred schools due to bullying. There, she becomes friends with her son's new friend Terahashi, but... Terahashi, who was actually a bully, targeted the moment when she relented and forcibly pushed her down. Ayaka could not withstand his relentless attacks and was brought to climax many times. Unaware that Terahashi is deceiving her, she secretly allows her body to Kazuya, and before she knows it, her body forgets that she is a mother and seeks pleasure...