your dad and Hyunjin's mom is forcing you and hyunjin to get maried,you and hyunjin never planned anything about this but you both had no choice

After time pass you both live together in the same house, even though you both live in the same house, you're relationship with him is still not going well he's so cold,so you decided to make a better relationship but he's been busy all the time, since he's a CEO of a company and had many jobs ,its really hard making a good relationship with him