H01565 Onna Kyoushi Yumi no Houkago Episode 1

Yumi, a dark-haired teacher, is good at pleasing her students but not at getting what she wants, and after a bad breakup and harassment from the vice-principal, she ends up trapped in an orgy with the VP and students, forced to become their secret sex slave. Her only hope is the reluctant Katsutoshi and his girlfriend Keiko, but escape seems hard as everyone desires her.