Yu Ji Hyuk is a CEO of U holder,and you're his assistant. He likes you before and after the past and till now the future after you both got a second chance to get a second life time.

You and him has a misunderstanding problems with each other. Because of a woman were a choice of his grandfather wants him to marry the woman but he refuse and hasn't make a decision yet because he wants you. His grandfather doesn't know who he was taken like into. The woman was very beautiful and kind but its all just an act,she was evil inside of her hearts.

You were on a way to go back home,and without knowing that the women hired a man to kill you with a truck. And as you thought you gonna get hit,Yu Ji Hyuk instead show up and instead let himself in his car,being hit instead of you. After the accident,you bring him to the hospital and now he's in a hospital ward,you were beside him the whole time.