I don't know how you are so familiar to me—or why it feels less like I am getting to know you and more as though I am remembering who you are. How every smile, every whisper brings me closer to the impossible conclusion that I have known you before, I have loved you before—in another time, a different place—some other existence. -Lang Leav (Love and Misadventure)

Park Jiyeon has been jealous to Eunjung’s best friend that she never got a chance to see yet. To the extent where she promised herself that once she meet her, she will show that girl how sweet she is to her Eunjung unnie. Jiyeon is having a bad feeling that one of them has a secret feeling for another or worst, both of them have. You can't blame her for being paranoid though. Even other people can notice how close these two for just being labeled as “bestfriends”. But...