Pure and innocent high schoolers, cheeky gals, and sexually frustrated teachers. All of them are unmatched against the vaunted skills of a sexy porn star who reincarnated into a bullied boy!

Hyun-Ho joins a study group to get closer to the pretty senior that he has a crush on. But this study group is out of the ordinary. A special lesson for him begins! "Here, Hyun-Ho. Grab my butt like this...