Underneath The Uniform: A Twisted First Love

Underneath The Uniform: A Twisted First Love summary:

"I wonder if he jacks off, just like the rest of us?" Sugihara has excellent grades, lots of friends, and handles his life as a student without a hitch. But his secret is that he's always felt a lustful desire towards his classmate Narise, who always spends his time alone in the corner of the classroom. He had intended to keep his secret fantasies about Narise's beautiful visage to himself. However, by a stroke of chance he ends up leading a "study session" with Narise, and the distance between them rapidly shrinks. One day after school, Sugihara .