"I want to go home already..." Hikaru, whose parents are absent, is constantly passed around to relatives and struggles to fit in at school as a defiant student. Unbeknownst to her, the attending physicians gather for a covert anal check-up. They aim to revitalize this idle young woman through anal stimulation. Under the guise of treatment, they engage in non-consensual anal penetration, essentially training her. Day by day, her anus develops and becomes more receptive. With 2-hole and 3-hole stimulation, Hikaru repeatedly reaches orgasm and loses herself in a blissful haze. Her seemingly innocent aura masks a soft and incredibly supple anus, almost like a pussy. Unable to resist, a cock slips in effortlessly, and her moans of pleasure are so enticing that she ends up pregnant from anal sex! The anal treatment continues...

「もう帰りたいです…。」両親がいないひかるは親戚にたらい回しにされ続け、学校に行っても馴染めない生意気な生徒ひかる。患者（ひかる）には内緒で担当医が集まりズボ入れ肛門チェック！自堕落な若い女子をアナルで活性化。無承諾アナル強●で治療という名の調教。日に日に開発されるアナル。2穴、3穴責めで何回も昇天し白目アヘ堕ちしてしまうひかる。純粋そうな雰囲気のひかるのアナルは柔らかくとてもぷにぷに。まるでオマ○コようだ。思わずヌルっと肉棒が入ってしまい、いい声で喘ぎ鳴くのでアナル妊娠させてしまったwwwまだまだ肛門治療は続く。