Marseille
Episode 2
S1 E2:
Criminals kidnap Sergey while his team was answering another call. Lesha Posadsky, a known crime lord, asks Sergey to find his lover's killer. Posadsky heard rumors about the paramedic's phenomenal abilities, and in return he is ready to do anything Sergey asks. Sergey agrees only when Posadsky promises to help him find his mother.