Kim Myungsoo is the son of a wealthy family. He is to inherit his father’s company who just died from an air crash from a business trip. But in order to present him to the business scene, even though he’s just a 19 year old senior student, he must marry the girl that has been arranged for him by his late grandfather. Will he be able to handle the business? Within the fake marriage contract, will he be able to find his true love?

Opposed from him, the girl named Lee Sunhae (YOU) 19, is from an average family with only your aunt to care. Your parents died when you were only 3 therefore you have no memories of them at all. What if one day your aunt tells you that you have to be married? Will you accept to live without her?

Nam Woohyun, 19, the popular guy in school who secretly likes Sunhae. He was the ever handsome guy who was rumored to be an outside son of a chaebol family. He was also the topnotcher of their school that’s why he was adored by girls but envied by men. What would happen if he met a guy like Myungsoo? Will he be defeated?