Jung Eunji feels her life is really flat. She just goes to school on morning 'til afternoon, and continue do her part time job as minimarket worker on evening. She does part time job because she needs more money for her college. Her parents isn't rich enough to pay her high dreams.

Seo Inguk is a rebel boy and jobless. He just do social work at petshop every Sunday and Monday. If he feels hungry or need money, he will comes to his bestfriend (Ahn Jaehyun).

They are meet up. They know each other. They help each other. They feel something weird inside both of their heart. They deny it. But every time they deny, they feel wrong. That's not what their heart want.