A woman is prompted to reconsider her current relationship when the reappearance of a decade-old unfulfilled love sparks a secret 10 day romance.
Movie tag line: "The unfulfilled first love from 10 years ago. A 10-day secret relationship with her reappeared. Now, I want to end it with you."
Production companies:
Character: Han Jae-in
Character: Kim Hong-gi
Character: Im Na-hee
Character: Yoo Jin-goo
Character: Detective Agency Employee
Character: Detective Agency Boss