Taeyeon and Jessica are best friends since childhood and things start to change in high school. Taeyeon has fallen in love with Jessica, but fears Jessica will hate her. The thing is Jessica has fallen in love with Taeyeon, and is afraid of the same thing. Sooyoung is a lonley nerdy girl at school who only talks to Taeyeon and Jessica. Sunny is the new girl who takes an interest in Sooyoung.