Gachihame SEX Shidou Manhwa (Uncensored)

Kamio Private Academy is a prestigious sports academy. Thanks to the academy's first-class coaches, the athletes who receive their "training" leave behind a brilliant track record. A tennis player named Natsuki Shiraishi, suspecting that her rival Haruna Shimizu's drastic improvement was due to her coach's training, decided to enroll at the same academy. Actually, the "training" she receives from her coach is the kind that just makes her cum intensely from too much pleasure. At first, Natsuki thought there was no way she'd improve through this vulgar training that just has her fooling around,