Playful Kiss

Oh Ha Ni is a girl who has her head in the clouds, and doesn't do so well at school. She has a big infatuation with the coolest boy in the school Baek Seung Jo and confesses her feelings in a letter, but the outcome is not what she expected.

Ha Ni struggles to keep her living arrangement at secret when Joon Gu, who likes her, follows her home. More problems occur when she is in over her head in studying, so she resorts to blackmail.

Ha Ni makes it to study hall but can't adjust to the cold atmosphere from her fellow students. A picture of them asleep together circulates the school, revealing their living arrangements.

Seung Jo and Ha Ni must live with the aftermath of the school knowing that they are living together.

Ha Ni is surprised by Seung Jo's sudden actions and runs out in embarrassment.

Ha Ni is tormented over the fact that she believes that Seung Jo wasn't able to go to the Tae San University interviews because of her accident.