Jessica is an anti-social girl with a popular brother named Moon Jongup. When she meets Jongup's best friends, Daehyun and Zelo, they don't seem to want to leave her alone. Who will she have chemistry with, and how jealous will the other guy be? What means will they go to, to get her attention?

I didn't know it was drugs, and I didn't know the toll it would take on me. I have to go through all of these tests, without Eunlee by my side, I don't know what I'll do.