The director of an elite boarding school is set on fire in his own bed and dies. Haller investigates covertly as the new music teacher.
| Actor | Role |
|---|---|
 Philipp HochmairAlexander Haller | Alexander Haller |
 Andreas GuentherNikolai Falk | Nikolai Falk |
 Patricia AulitzkySophie Haller | Sophie Haller |
 Jaschka LämmertLaura Janda | Laura Janda |
 Aenne SchwarzLotta Behrbach | Lotta Behrbach |
| MMax SpiessPupil | Pupil |
| MMatthias VollnhoferPupil | Pupil |
 Sascha Alexander GeršakRüdiger Holtinger | Rüdiger Holtinger |
| EEnzo GaierMax Holtinger | Max Holtinger |
 Andrea WenzlGitte Holtinger | Gitte Holtinger |
| LLorenz PojerHannes von Fürstenfelde | Hannes von Fürstenfelde |
 Stan SteinbichlerEdgar Bregner | Edgar Bregner |
 Wiebke FrostSaskia Mühlanger | Saskia Mühlanger |
 Heinz Arthur BoltuchRoland Eiffelstetter | Roland Eiffelstetter |
| HHannes BickelDr. Casper Lohberg | Dr. Casper Lohberg |
| WWolfgang MuhrLederjacke | Lederjacke |
 Anna RotKara Hoffmann | Kara Hoffmann |