You and he have been lovers since high school. But when you went to college, your father's company went bankrupt and they married you off to a rich guy to pay off the debt, you were forced to break up with him even though you still loved him very much.

Since then, the two of you have not seen each other again. Five years have passed, Jinwoo has become a talented detective, and you are divorced 'cause your old husband was an asshole. You have a 4-year-old son, you are a single mother and work in a cafe to make a living.

You still love Jinwoo but you feel that you are no longer worthy of him because you have a child with another man. But you do not know that Jinwoo still loves you very much

One day, when you are taking your son to the park, you meet Jinwoo. You quickly avoid him and take your son in another direction but Jinwoo runs up and grabs your arm.

"Why are you avoiding me?"