Chaos occurs at Agder Folkehøgskole when Santa Claus candidate John Åge is kidnapped.
The Christmas vibe is coming along nicely on a cold winter night at Agder folkehøyskole. People are getting presents, chilling and playing cards but something sinister is stirring in the background. A day earlier the teachers held a meeting regarding the current Santa situation at the school. They all discuss and argue about who will be the Santa this year. They decide that John Åge is gonna be the Santa Clause for Agder folkehøyskole this year but he storms off and disappears into the peisestue. He tries to deliver some presents but the students claim that they already got presents. He is confused and calls Tore, another teacher at the school, and tells him about the situation. Tore does not pick up the phone and the episode ends when John Åge is assaulted by a masked Santa.
Sometime later, John Åge wakes up in a sweaty and hot sauna with tape over his mouth. Where the hell is he? Meanwhile, the students pack up their mysterious gifts from the masked Santa. Some of them get electrical wires, knives, a hat, and mittens. So strange. Tore investigates the missing John Åge and the threat of a masked Santa at school. He attempts to interview the principal but he offers no answers, just more questions. The students walk home but one of them has to return because they forgot their phone. Later, she returns to find the dead body of her fellow classmate. The masked Santa appears behind her and electrocutes her. The episode ends with Tore calling two private detectives, John Marcus and Christoffer.
Two detectives are on their way to the school when they meet Fenrik Henrik, who drives them to the school. The episode continues with investigating the crime scene and interviewing the rest of the students. John Marcus gets fed up with Christoffer and goes to work out, where he meets the crazy Fenrik Henrik again. He is acting strange but he does not care. John Marcus showers when he gets a phone call from Christoffer who tells him he has to hurry. Together they find Nora, dead, one of the students in a dark room. This is how the episode ends.
Christoffer and John Marcus are exploring the school when they spot Santa and chase him down. Eventually, he kills John Marcus. This makes Christoffer quite depressed and he goes through an alcoholic episode in his grief he attempts to find Santa. Eventually, they meet and chase each other. Through a vicious fight, Santa eventually ends up on the ground after being shot by Christoffer. He reveals, finally, that Fenrik Henrik is actually Santa. Meanwhile, Tore finds John Åge in the sauna, after smoking a cigar and frees him.
The very end of the episode reveals that Fenrik Henrik was carrying a bulletproof vest and still lives.