Jang Hyun is living without purpose or desire. He's a cold-hearted man who loves no one until he gets introduced to love after meeting Gil Chae. She is charming and admired by all, but her first love, Yeon Jun, is already engaged to her best friend, Eun Ae. Yeon Jun, a Sungkyunkwan student, struggles with his feelings for Gil Chae but cannot break off his engagement due to tradition. Eun Ae does not doubt nor hate the two.