Detectives Sander Holm and Max Sørensen are investigating a strange case in which four boys are found dead. Soon, both are haunted by horrible nightmares and must ask themselves what they are actually hunting.

On their first day as partners, Detectives Max Sorenson and Sander Holm are called in to investigate the mysterious death of four young immigrant boys. There are no signs of violence or drugs, but eels are crawling around at the crime scene. Both detectives start seeing things they can't quite explain--and the feeling of time and place slowly disappears.