In the wake of their grim encounter, Martin and Patrick race back to the base. Meanwhile, a grief-stricken survivor plots revenge.
Rita's fourth graders come down with head lice, and she decides to delouse them herself. Meanwhile, Helle faces evaluation by her peers.
Simone, Martin and Fie pursue Rasmus and Sarah, whose bond deepens while they're on the run. Patrick makes another discovery. Jean tries to console Lea.
