[ Anime XXX ] OVA Muttsuri Do Sukebe Tsuyu Gibo Shimai no Honshitsu Minuite Sex 2

One of our main characters, Takashi Komiya, has been enjoying an opulent life with his sisters as toys. He hears something outside the door one night while he was taking turns on each of them... While they were having sex, his mother was masturbating in the background. In a flash, he commands his sisters to seize and restrain their mother, thus welcoming her into his harem. The rich and famous utilised her physique and bedroom prowess to obtain all they wanted from her back when she was a gravure star... The ideal complement to his burgeoning armamentarium. All of these women are members of his own personal harem, so what more could you ask for?