A complete anime adaptation of Kurosu Gatari's hugely popular doujin series depicting the lewd sex between a middle-aged male prostitute hired by a girls' academy and the schoolgirls! Three months have passed since he became an officially recognized male prostitute at Seika Girls' Academy... The old man is on vacation with three young ladies on a deserted island with calm waves and dazzling sunshine. On the liberating, deserted white sand beach, the sexual desires of Tomoe, Mio, and Louisa are insatiable. With his throat purring during his working hours, the old man continues to indulge in animalistic sexual desires with them. And as the three girls and the old man savor their happiness, the shadow of a group of girls calling themselves "cock-hunters" creeps closer... [Cast] Kisaragi Tomoe: Sanjo Rika / Kato Mio: Aono Musubi / Louisa Richter: Takanashi Hanami / Sumeragi Rikka: Nonomura Saya / Rita Koizumi: Hamabe Miu