After the assault of a young woman in their seaside town, a security expert and his family get caught in a powerful riptide of secrets and lies.

Policewoman Anna Mari is forced to play a dangerous game with the title serial killer. If she loses, she witnesses the maniac’s tortured victims having their throats cut in explicit close-up detail via webcam. She teams up with British cop John Brennan to find out the identity of the murderer.

The fates of an apparently random group of strangers who each come into contact with a mysterious figure who they believe possesses the power to grant any wish, in return for which they must carry out a task he assigns them.