Deka Chichi Toshiue Kyoushi no Kanojo ga Dekachin Kouchou ni Ika Sare Makutte Netorareru Hanashi

Satsuki and Yohei’s relationship transformed from childhood friends to a romantic couple, but things get complicated when Satsuki becomes Yohei’s homeroom teacher. Now, the principal is using their relationship to have sex with Satsuki. Satsuki keeps telling herself that she’s only sleeping with the creep to protect her boyfriend, but her motive gradually changes with every orgasm….