In a world where it has become mandatory for mothers to take care of their sons due to the declining birthrate, beautiful mature wives (Ayumi Shinoda, Nanami Hirose, Minako Kirishima) are having their sons (Yuzuru Yuuki, Hajime Horiuchi) fingering their genitals with cunnilingus and blowjobs. Let's lick each other raw and ejaculate and brush down