Absolutely beautiful girl 'Koharu Suzuki''s first real bondage work! High school girl Koharu is caught having a secret affair with her homeroom teacher by her janitor, Sagawa. Koharu is threatened with revealing her secret and is asked for a sadistic physical relationship... An innocent girl is caught in an evil trap, and is raped slowly while being tightly bound and unable to move. Bondage restraint, deep throat, brutal creampie, with hemp rope