When Norman Graysmith is invited into the home of an aspiring serial killer, Aidan Mendle, he believes he has the subject for the documentary that will make his career.

When Yeon-soo finds out his long awaited baby has fatal deformities, he asks his wife to get an abortion which results in pain and depression.

Martina, a biology student, who after moving from her hometown to complete her studies decides to undertake an excursion to the outskirts of the city in search of rare and exotic specimens for research. Not finding the specimen after a long search, she decides to rest by the roadside. At that time, her new psychotic neighbors propose to take her to the woods where they claim is the specimen that she seeks. Martina accepts the crossing naturally, but on the way the thugs kidnap her, determined to cause all sorts of sinister and gruesome acts, both physical and psychological. The story takes an unexpected turn when Martina decides to release her pent- up anger.

The legendary Loreley has been living for centuries in a grotto beneath the river Rhein in Germany. Every night when the moon is full, she turns into a reptile-like creature craving for human blood. When one girl after another of a nearby boarding school is killed by her, a hunter named Sigurd is engaged to kill the monster.