Alongside her partner Frederik Havgaard, new criminal profiling teacher Louise Bergstein takes the case of a gang member gunned down on his release from jail. Meanwhile, an ex-criminal is dragged back into his old ways.

A revelation from Kim’s stepdaughter puts the spotlight on Kim’s old gangleader, Robin. Meanwhile, Kim is warned to keep silent, and an attack on Robin’s gang hints at an imminent gang war. Robin flees with his family.

Louise believes Robin was killed by the same murderer as the other victims, but Frederik suspects his death was a stand-alone gang murder. However, Louise convinces Frederik that a fatal car accident links the killings