Kim Hyeong-wan

Yoo Jin falls in love with Joon Sang as a young girl. After losing him in an accident, she decides to marry her childhood friend. However, Yoo Jin meets someone looking exactly like her lost love, putting her in a bind.

A skilled detective, Yeong-jun, goes to Busan to investigate a murder case. He needs to cooperate with his father, Min-ho, who is a veteran detective, but they have a bad relationship to fix.