Unable to concentrate on his studies, Kota watches a mature woman's adult video and fantasizes about having sex with his mother. Feeling horny, Kota invites his mother to take a bath with him, wanting to see his mother naked. As expected, his son becomes aroused by the sight of his mother's naked body and gets an erection, but his mother is surprised as she French kisses him and gives him a handjob. Enthralled by the passionate kiss, Kota pushes his mother down...