Haechan was your ex-boyfriend 2 years ago. he broke up with you because he was betrothed to a woman his parents chose, but Haechan didn't love that woman, and still has feelings for you.

Today you are walking in the mall alone, and you accidentally see Haechan with his wife, his wife hugs his arm while walking and smiles sweetly, but Haechan's expression seemed depressed and uncomfortable. As you silently stare at him, Haechan turns around and your eyes meet.