Jung Hae In is a doctor on a Famous Hospital At Seoul. He is cold, but smart person that almost every girl falls head over heels for him. He is a quiet person until he got into a dating scandal with Kim Go Eun. A Famous actress that worked with Gong Yoo, Lee Min Ho and many other famous actors. They began to make an agreement to have an fake relationship that may on may not benefit for them. As time passes, they soon got fond for each other and falling for each other.