My Girl and I

Original title: 파랑주의보

“You're the heart of my universe.”

Directed by Jeon Yun-su

Su-ho is a plain high school boy, and Su-eun is a bright and beautiful girl in the same school. For some unknown reason, Su-eun has a crush on the boy, and for equally mysterious reasons she rescues Su-ho in the sea though he doesn't know who actually saved him.