As violence and terror become increasingly globalised, the Danish government has set up the elite Personal Protection Unit, whose top bodyguards form a tight-knit community of friends who live and work together.
A gated community tries to cover its tracks after discovering an infiltrator among them. But when a suspicious accident with connections to Jordnära occurs, a local police officer starts investigating.
Two days before Christmas, while Sweden is paralyzed by a heavy snowstorm, Lucas's five-week-old baby inexplicably disappears from his home. The experienced police officer Alice thinks that something is not right in their parents' stories.
Anita, a DI in her thirties, is forced to return to the hometown she fled 14 years ago. When the body of a young woman is found, she is dragged down into the dark abyss of her past, looking for a possible serial killer.