1The Unthinkable
After a double murder sends shock waves through a quiet Swedish town, lead detective John promises the grieving families that he will find the killer.
2Leave No Stone Unturned
As weeks turn into years without answers and his home life slowly falls apart, a desperate John turns to an unlikely ally to help crack the case.
3Family Tree
John and Per's investigative efforts are obstructed by their clashing personalities. A prying journalist adds to the pressure.
4A Lonely Person
With everyone nearing the ends of their ropes, a revelation from an unexpected source leads to a breakthrough in the case.