Sandara Park is finally on on her last year of college, a straight A student - never fond of parties unlike her bestfriend Park Bom. She would love to study than hang out with other people. An introvert, a GEEK  and an inexperienced when it comes to love. What will happen to Dara if she founds out that she will be rooming to the schools BAD BOY which is - THE Kwon Jiyong?