Title: Reiju Gakuen
Japanese Title: 隷従学園
Synonyms: Xtra Credit, Slavery Academy
Total Episodes: 2
Released Date: Sep 27, 2002 till Dec 27, 2002
Based on the game by Guilty.
When the new instructor arrives, her lesson plan is filled with debased acts and sinful examinations. And the only way to get some extra credit is to volunteer for some hands-on learning!