Keep Your Promise

Keep Your Promise summary:

"Confess to me again in two years. I'll think about it then."

Taehee confesses to Sowon on his graduation with overflowing spirit and instantly gets rejected. Sowon gives him a chance, and so Taehee ends up attending the same college as Sowon two years later. Taehee talks to him with a thrilled heart, but Sowon doesn't seem to remember him...