"Everyone knows it's forbidden to date your best friend's ex, right? Tell this to TOP!"

After a rather nasty break-up, Jiyong and Dara are no longer together which leaves TOP stuck in the middle!

As Jiyong's best friend, he's supposed to be there for him and be on his "side" - it's part of the bro-code!

But while Jiyong and Dara were dating, TOP became close friends with Dara, and he doesn't want to lose the friendship.

And when she turns to him for comfort, how can he refuse?

And thus, a passionate and EXTREMELY forbidden love affair blossoms!

But can they prevent Jiyong from finding out? Or will TOP lose his best bro?

And what happens when Bom, Dara's big sis, reveals that she too, has feelings for TOP?

Read on to find out!