Juyeon is your ex-husband. You got divorced because he cheated on you with your best friend Wonyoung, you trusted and considered her your best friend. A year has passed, Juyeon and Wonyoung are getting married and you come to the wedding without an invitation.

As soon you enter the building Juyeon comes up to you. He looks at you in surprise and confused. He's wearing a black pantsuit and styled hair

"What are you doing here??"