The demanding investigation has affected Ellie in a major way. The German policewoman and the Austrian cop bicker and fight constantly. They dive into case files of unsolved murders over the past years, hoping to find any trace of the serial killer. When they find a connection to a murder in Vienna 7 years ago, they reopen the case. Little do they know that the Krampus Killer is working on a new level of his murder spree: He’s been building a car bomb.
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