Min Hana. A independent, tomboyish, half Korean student at Susung High. Her foreign looks made her pretty popular amongst her classmates. Many people found her interesting, resulting in her making friends. One of them being a popular student named, Choi Yeonjun. One day, Yeonjun convinced Hana to throw a party, but things get complicated when Hana wakes up the next morning with no memory of the events last night. The worst part is, she realises her room is a mess, she's naked, and there's a boy beside her. She panicked. I mean who wouldn't after realizing you slept with you best friend?