"I'm cheating on you...with your Oppa"

Meet Oh Sehun, the perfectly handsome boyfriend of Mi Kyung. He's 101% positively sure that all of his feelings are dedicated to only Mi Kyung because she was the only girl he ever truly loved. But after having a small dinner with her family, he feels himself having interest and being allured towards a guy.

A 'beautiful' guy.

That's when he starts to question his uality.

"Is it because He's Prettier than Me?!"