When teenagers Billy and Dogge are recruited by a local gang, the friends face a violent world they are too young to protect themselves from.

During an investigation into the murder of a high-ranking official at the Swedish Migration Agency, the main suspect is also found dead, and Jana immediately recognizes something on his scarred body.

A violent gang in one of Stockholm's suburbs is suspected of another fatal shooting and the Stockholm police are conducting a cross-border operation to prosecute the leader of the gang.