NDRA-101 I'm also doing it with her mother behind her back... Tomino Miho

Hiroshi, a university student, visits his girlfriend's house after dating for half a year, and is captivated by the beauty of her mother, who greets him there. Her friend Takuya, who belongs to the same circle, was also fascinated by her mother's gentle smile. Hiroshi, who was supposed to stay at her house that night, leaves the room without falling asleep, and is gently adhered to her mother and rushes into forbidden sex without endurance. And even Takuya, who knew the truth, was wrong...!