Sunny and Sooyoung have been bestfriends for as long as they can remember. But when the two start at university far away from home, Sooyoung takes this time to do anything she can with the four year freedom. This causes a split between her and Sunny, whom is less eager to try new things.

How will Sooyoung revive the friendship she shared with someone so close to her? With the cars, boys, and peer pressure, it's not going to be easy.