Injuu Kyoushi  

Ange des ténèbres, Angel of Darkness, aod, El angel de la oscuridad, 淫獣教師

Atsuko and Sayaka believe they've hit the jackpot after both getting accepted into the same esteemed all-female academy. There, they can freely pursue their deep-seated romantic connection without any constraints. However, their bliss is short-lived when an ancient evil, which feeds on the desire of young women and is held captive by mystical bonds, is accidentally released. Consequently, the two lovers face a greater threat than just exams.