淫辱操作～2人の女子校生は僕の言いなり～

Masato Nanjo is a friendless, timid guy who is constantly bullied by girls in his class. He learns certain secrets about those girls and decides now is the time for revenge. But he's not confident enough to take direct action, preferring to manipulate their downfall while hidden in the background.

[Edited from DLsite English]