The best Kim Roi-ha’s horror movies

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; with his family to assist him, he sets off to find her.

While investigating the school files, the frightened teacher Mrs. Park startles and calls the young teacher Eun-young Hur, telling her that the deceased Jin-ju Jang is back. The line dies and Mrs. Park is attacked and killed by a ghost. On the next morning, the teenager Jae-yi Yoon waits for her friend Ji-oh Lim, who has the ability to call the spirits, and they begin a close friendship. The abusive and aggressive Mr. Oh, a.k.a. Mad Dog, is the substitute of Mrs. Park and prohibits Ji-oh to paint and compares the performances of the pretty So-young Park and the weird Jung-sook Kim, raising a barrier between the two former friends. Miss Hur misses her former friend Jin-ju, who committed suicide, and while trying to contact her, she discloses a dark secret about the past of her friend and Mrs. Park.

When the police raid the compound of a religious cult, they discover that almost all of the members have committed suicide. The only survivor, laying on an altar in the middle of the room, is a very pregnant woman who goes into labor as the raid begins. The woman dies in the hospital, but her child survives. 20 years later, strange things are starting to happen around the child, now a grown woman. A group of religious warriors from a mix of faiths join together to try and protect her from whatever supernatural horrors are seeking her out.

A geek is left home alone and his negligence causes the spread of a deadly contamination that infects the entire local population and turns them into flesh-eating zombies.