[ Anime Video ] Dirty by the Dozen

In order to turn twelve teachers into sex slaves, a jealous headmaster and his mischievous nephews set out on a mission to train them. When it comes to convincing the gorgeous women academics to share their sexual knowledge, they'll do everything and everything in their power to accomplish this goal. Although the ladies are willing to give over their bodies, this does not imply that they would just sit back and accept what has been done to them. There are extracurricular events going on at all hours of the day and night in every nook and corner of this lusty learning institution.