On a day four years ago, a man named Ryuudouji left his job of a science teacher. Confined to a small apartment he quietly lived out his life in hiding. One day a recruitment letter appeared for a prestigious private school famous even in Tokyo. Doubts and concern swelled within Ryuudouji as he considered entering work again but he decided to take the chance. Once he found himself at the school the director was none other than Sayaka Ryosaki, a teacher that worked in the same school as him long ago. She had a proposal for Ryuudouji… “Sex Slave Development Program” were the words that left her lips. Taking girls of beautiful appearance and making them the ultimate sex slaves…

Selfish, Quiet Girl It’s early Spring, and Kyouya confesses his love to Keiko. They kiss and have sex, but Kyouya struggles with feelings of jealousy after learning that she isn’t a virgin. Kyouya demands unreasonable things from her like giving him a blowjob in the men’s restroom and having sex in the P.E. storeroom, but she does as he asks. Kyouya thinks Keiko’s madly in love with him, but he soon finds that his feelings for her are just as strong. Erect, Sensitive Supplementary Lessons Kazu and Chie’s relationship seems to be just that of teacher and student, but they’re actually lovers! One day, the two of them are alone for some extra academic review. As Chie studies reluctantly, Kazu comes over and starts rubbing her nipples. He discovers that she’s covered them with band-aids, and this turns him on even more. Needless to say, Chie doesn’t get much studying done. She turns the tables on Kazu by teasing his body instead, and the two of them are soon busy with activities best not done at school.

Natori Hana is an earnest, good-natured 25-year-old woman whose cousin refuses to go to high school. Hana takes her cousin’s place and attends the high school. On her first day, though, Hana’s ruse is discovered by her former high school classmate Kanie Akito - who happens to be the high school’s world history teacher.