Harem Choukyou ADV Game ~Choukyoushi~ (Visual Novel)

Become a dark teacher, a "tamer" at a remote private school where beautiful girls are reduced to sex slaves and sold on the black market.

Who can fetch the highest price for the most girls in the training period? New hires Matsuoka and Koda have a wager going. As Matsuoka, can you beat your rival and make the very best whores via orgy training?

[From DLsite English]