In the household of Lee Gyeong-jin, a high-ranking official of Joseon Kingdom, three sons die from an unidentified horror. A woman pregnant with a child of the third son soon learns of the evil spirit that haunts the house.

A woman who has selective amnesia loses her husband to a car accident. Overwhelmed with sorrow, she traces his journey and faces the unexpected truth.

A cardiologist suspects his daughter lives after an exorcism. During her funeral, he conflicts with a priest over her fate. Both strive to prove their beliefs, hoping to save her if she's alive.