Thanks to his false bragging, Geon-Woo's friends think he has lots of experience in the bedroom when he's actually a virgin who hasn't even kissed anyone before. When Han-Eul, the pretty upperclassman Geon-Woo admires, asks to sleep with him, Geon-Woo is nervous but on cloud nine. However, Han-Eul's intimidating friend, Ji-Ho, is waiting for them at the place of their hookup. Not only that, but Han-Eul insists on having a threesome with Geon-Woo and Ji-Ho, claiming it's the only way he can be satisfied! And so, poor Geon-Woo is trapped in a dangerously filthy throuple with no way out...

(Source: Tappytoon)