Based on the popular manga, Oh Ha Ni is a clumsy student who falls the perfectionist, Baek Seung Jo. However Seung Jo is indifferent towards her and rejects her love. When Ha Ni's house collapses, she and her father move into his long-time friend's house. It turns out that Seung Jo is the friend's son and Ha Ni is given the opportunity to be near the guy she loves. Will she be able to move Seung Jo's heart?..