you and mingyu are married in 1 year ago but this is just Arrange married because the dispatch see mingyu and Lisa are in a relationship.

Mingyu it's cold to you but he he still care to you. You are so shy to communicate to him.

(One day you see mingyu and Lisa talk each other and you hurting so much you decide leav him without telling him)

(One Year later) mingyu see you in the cafe and you don't know.