In Spring 1945 in Gyeongseong, during Japanese rule over Korea, two young adults confront a strange creature born of greed, and battle against it for survival.

In Gangnam, Seoul, Jae-Hee knows a secret about a series of disappearances but then vanishes herself. Detective Kang, outlaw Yoon, and Prosecutor Min pursue the truth for their own reasons.

The story is a mystery romance, with Jae-i's search for her brother taking her on a journey of self-discovery and love. Along the way, she must confront the dark secrets of her family and the dangers of the Joseon era.

A romantic melodrama in which a man and a woman involved in a revenge drama, forget about revenge and shed tears and runny noses because they feel sorry for each other.