Twelve years after Sim Hongrang's sudden disappearance, a man seeming to be him appears — passing all the tests. Yet Sim Jae-yi remains unconvinced.

Jae-yi and Hongrang separately search for a ghost rumored to be abducting children. In their search, peril strikes Jae-yi — but Hongrang is at her rescue.

After Hongrang's act of heroism, Jae-yi begins to question her doubts. Sim Mu-jin schemes to expose Hongrang's identity at his birthday celebration.