12-year-old Regan MacNeil begins to adapt an explicit new personality as strange events befall the local area of Georgetown. Her mother becomes torn between science and superstition in a desperate bid to save her daughter, and ultimately turns to her last hope: Father Damien Karras, a troubled priest who is struggling with his own faith.
A stranger arrives in a little village and soon after a mysterious sickness starts spreading. A policeman is drawn into the incident and is forced to solve the mystery in order to save his daughter.
Seminary student Michael Kovak reluctantly attends exorcism school at the Vatican. While he’s in Rome, Michael meets an unorthodox priest who introduces him to the darker side of his faith, uncovering the devil’s reach even to one of the holiest places on Earth.
Haunted by terrible acts the Nazis forced him to participate in, the disenchanted Father Lankester Merrin focuses his energies on helping with an archaeological dig in the northern part of Kenya. There, the crew uncovers a church that predates Christian missions into the area, but the discovery also causes strange events to start occurring -- including physical changes to a young, disabled boy, whom Merrin grows to suspect has been possessed by a demon.
1986 Gyunggi Province. The body of a young woman is found brutally raped and murdered. Two months later, a series of rapes and murders commences under similar circumstances. And in a country that had never known such crimes, the dark whispers about a serial murderer grow louder. A special task force is set up in the area, with two local detectives Park Doo-Man and Jo Young-Goo joined by a detective from Seoul who requested to be assigned to the case.
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.
Bizarre nightmares plague Regan MacNeil four years after her possession and exorcism. Has the demon returned? And if so, can the combined faith and knowledge of a Vatican investigator and a hypnotic research specialist free her from its grasp?
Gang-du is a dim-witted man working at his father's tiny snack bar near the Han River. Following the dumping of gallons of toxic waste in the river, a giant mutated squid-like appears and begins attacking the populace. Gang-du's daughter Hyun-seo is snatched up by the creature and he and his family are taken into custody by the military, who fear a virus spread by the creature.. In detention, Gang-du receives a phone call from Hyun-seo, who is not dead, merely trapped in a sewer. With his family to assist him, he sets off to find Hyun-seo.