Commando's S01E04 - Mark

Former boss Cor Kramer requests John to return to the military as he is in the best position to unravel the deadly intrigues. He starts his first day of work back at the Korps Commandotroepen and becomes further estranged from his wife Marte, who is against it. Isabella firmly interrogates the former platoon members in an effort to get to the truth. When Mark, who suffers from severe PTSD, breaks up just before his interrogation, John manages to hide him from Isabella.