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.

"You're the heart of my universe."

Credits

Jeon Yun-suDirector

Song Hye-kyoBae Soo-eun

Cha Tae-hyunKim Soo-ho

Lee Soon-jaeKim Man-geum

Kim Hae-sookSoo-ho's Mother