Toaru Kanojo no Netorare Kiroku ~Toshiue Osananajimi ga Hentai Kyoushi no Bitch Tsuma ni Naru Made~

Kazuki and Miyuki grew up together and became lovers. He was now zealously involved in the school's soccer club. But tragically, Miyuki's idol qualities and her connection to Kazuki's club made her a target for lascivious couselor, Shingo. One day he promised her to favor Kazuki on the team if she "favored" him... For Kazuki's sake, Miyuki foolishly gave her body to Shingo, beginning a hell of constant trystes and creampie babymaking...