HZGD-332 Yui Hatano, a step-son who has been shut up in his room for the first time in five years, is a sexually insatiable monster who drives his mother to orgasm with continuous sex without pulling out.

Yui, a married woman, had been looking forward to getting to know her stepson, who had been a recluse since before they were married. One day, when her husband was away on a business trip, she was able to get to know him a little better, and felt happy. However, that night, as she fell asleep in her room, her lustful stepson f** her into his arms... And he was so virile that he came inside her countless times until the morning came... and she came so hard she almost died... And from that day on, a secret affair began between the two of them that no one could know about. Tonight, the married woman will have sex with her stepson and go crazy with pleasure...