When one of the boys is about to become a father, three friends must make a decision that will change their lives forever.

Christmas Blood is a thriller-slasher about a feared serial killer, called Nissen, who has struck Norway's countryside every Christmas Eve for over 13 years. Investigators Rasch and Hansen are trying to solve the riddle before he returns. This time it appears that it is northern Norway that will face Nissen's bloodbath.