His proud and beautiful mother.
However, He finds out that his mother is having an affair with a boy younger than him.
A mother and a younger boy enjoy their unbridled sex in front of him.
Eventually, He steps into the immoral world through the two of them.

Main contents
# Son who discovers a sex video of a boy and his mother and masturbates while watching it.
# Mom and younger boy having sex in the home. The son who masturbates while looking at it.
# Sexfilming with parents, a boy, and a son.

This is a graphical novel with photorealistic CG illustrations.
Illustration size: 1404x1080
[Illustrations + Novel] and [Illustrations Only] are included.
280 illustrationsこの作品は「淫臀美母若茎遊戯(RJ264097)」と内容の重複があります。