Her son doesn't study much and is masturbating all day. Reiko, who has had enough of his self-indulgent lifestyle, confiscated her son's AV collection. When she checked it out casually, she found that they were all mature women. There was even an incest drama. I wonder if he wants to do this with me... She unexpectedly discovered her son's sexual fetish. When she found out that the object of his fetish was her, she felt her body heat up.