A seriously injured man calls with his last strength for special investigator Alexander Haller. It's his friend and former colleague Scherf, who until recently was in prison for the murder of his wife. When Haller arrives at the hospital, the dying man can only offer him two enigmatic requests. A new case begins for Alexander, one that reawakens old doubts.
| Actor | Role |
|---|---|
 Philipp HochmairAlexander Haller | Alexander Haller |
 Andreas GuentherNikolai Falk | Nikolai Falk |
 Jaschka LämmertLaura Janda | Laura Janda |
 Michael EdlingerPeter Lassmann | Peter Lassmann |
 Nadeshda BrennickeSophia Wallenberg | Sophia Wallenberg |
 Martin BrambachKlaus Bollinger | Klaus Bollinger |
 Sithembile MenckYara Meyer | Yara Meyer |
 Wolfgang PisseckerHarald Nusser | Harald Nusser |
 Chiara Bauer-MitterlehnerLuna | Luna |
 Helene StupnickiVeronika | Veronika |
 Elfriede SchüsselederHannelore List | Hannelore List |
| MMichael MenzelMartin Scherf | Martin Scherf |
| JJulia HerzogAnna Ventura | Anna Ventura |
 Nina FogChirurgin | Chirurgin |
| AAnne-Sophie DelmasKellnerin | Kellnerin |
| NNiko OberklammerWorker | Worker |