FERA-137 "If you keep it a secret, I'll make you feel good every day..." My father's new wife is none other than Ayame Shiosaki.

What if one day suddenly, your own mother became your favorite AV actress? "Nice to meet you, Kentaro-kun." The face of the new mother "Yukiko-san" introduced by his father left Kentaro speechless. That's because the person standing in front of him right now is Ayame Shiosaki, the mature AV actress he has been using as nightly material. On the other hand, unaware that her stepchild was into mature women, the flustered Ayame saw Kentaro's ecstatic behavior and sensed danger, "If you keep this to yourself, I'll do the same thing with you as your dad." She attempted to silence him with a sexual proposition...