All unemployed, Ki-taek’s family takes peculiar interest in the wealthy and glamorous Parks for their livelihood until they get entangled in an unexpected incident.

Desperation drives two nuns to perform an exorcism no nun should attempt. With a possessed child at the mercy of evil and the opposition of the Catholic Church, they take on the dangerous forbidden rituals themselves, putting their immortal souls in grave dang

Pilots Tae-in and Gyu-sik are set to fly to Gimpo. Under the guidance of flight attendant Ok-soon, passengers are busy boarding. However, shortly after takeoff, a homemade bomb explodes, turning the cabin into chaos.