Silvia Leitner wants to fulfill her late husband Thomas's last wish: to scatter his ashes over his beloved mountains. But since no one can find out about the illegal aerial burial, she asks her friends Tanja and Benno Rahner for help instead of the mountain rescue team. During their search, the two enter a restricted area and are promptly surprised by the explosion there.
Markus tties to make up for his canceled date with Alex with the help of Michi. Meanwhile, Katharina throws herself into her apartment-hunting project

For Markus, the ski tour with Frederik Falkner ends in disaster. A snowdrift collapses beneath Frederik. Markus's attempt to help him fails, and Frederik falls to his death.
As the weather continues to deteriorate and the helicopter is still operating at the scene of a crashed armored car, Markus seeks shelter in a cave with Frederik's recovered body.