Maki lived a happy life without any inconvenience. - However, she was hiding something important from her husband. - That was having a physical relationship with my son. - Even though I knew in my head that it was wrong, my body, which had become a prisoner of pleasure, didn't listen to me and went on a rampage. - The thought of wanting to meet that girl as soon as possible passed through Maki's head. - Furthermore, the son's patience begins to reach its limit after enjoying the taste of his mother, and the unforgivable sexual intercourse between the two escalates as if rolling down a hill...