A clumsy high-school girl - Oh Ha-ni - is at the bottom of her class, and she has had a crush on a popular genius, Baek Seung-Jo, ever since she first laid eyes on him.
Kim Hyun-joong
Beak Seung Jo
Jung So-min
Oh Ha-ni
Lee Tae-sung
Bong Joon-gu
Lee Si-young
Yoon He Ra
Jeong Hye-young
Hwang Geum-hee
Oh Kyung Soo
Baek Soo-chang
Choi Won-hong
Baek Eun-jo
Kang Nam-gil
Oh Ki-dong
