Ditsy Oh Ha-ni writes a love letter to Seung-jo, the smartest, most popular guy in school -- only to be cruelly rejected when he returns it with edits.
When Ha-ni's house is destroyed by an earthquake, she & her father move in with Seung-jo's family. To avoid failing her exams, Ha-ni blackmails Seung-jo into helping her study.
A physical tournament pits Ha-ni's and Seung-jo's classes against each other.
A photo of Ha-ni & Seung-jo sleeping gets spread around the school, revealing their secret living situation.
Ha-ni is surprised by Seung-jo's sudden actions, and runs away in embarrassment.
Ha Ni is upset as she deals with the cast on her leg. Ki Dong is asked to teach Duckie about business and the arrangement turns out well for both of them
Jung So-min
Oh Ha-ni
Kim Hyun-Joong
Baek Seung-jo
Lee Tae-sung
Bong Joon-gu
Lee Si-young
Yoon Hae-ra
Jung Hye-young
Hwang Keum-hee
