Like Koinaka

The male and female lead are in love with each other. The second male lead does something so she doesn't end up with the male lead, but him. His deception is found out. The male and female lead still love each other and in the end, they end up together.

 fanitha:

Delightful Girl, Choon Hyang

It sorta fits, but doesn't. Thanks though.

My Love Eun dong?