Premarital Relationship

From: GOS "Han sang-hyun" Is a boy that dreams to become a manhwaka, and one day he hears a story that falls like lightning from a clear sky. And that is that he had a fiance he never knew about. After not being able to win against his grandfather he goes to the meeting against his will. however the lady ehe meets there is a girl who feels to be a rich spoiled girl named "Yu Suh-eun". after having a fight with a girl that acts negatively to him, he comes back to his house just to find out that Yu Suh-eun is in house!? What? The new house that the'll be staying in is the "Marriage House"? Will han Sang-hyun and yu suh-eun break through their families plans to successfully get divorced!?