Alarm für Cobra 11 - Die Autobahnpolizei

- Season 21

(2015)

In a tandem operation with the Tirana police, Semir kills the son of an Albanian mafia lord, unknowingly triggering a relentless manhunt that puts his entire family in danger.

As the death of Isabel Frings is revealed to Semir and Alex as a murder, so too are the ulterior motives of Sander. The duo must now wage a merciless, personal war against the district attorney, even without the power of the badge.

Semir and Alex continue to investigate the death of Isabel Frings. As they are later caught in a prison revolt, the detectives must once again put faith in an old adversary.

The resurfacing of a serial killer prompts a co-operative investigation between the LKA and the Autobahn Police. Semir faces personal demons with someone he knows, and turns vindictive when she suddenly becomes the latest victim.

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While Alex takes a vacation, a series of crimes performed in Jenny's name brings Semir to the rookie detective's old police academy, where familiar faces start to take a wrong turn.

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On Alex's birthday, his biological father warns his son too late of a scheme put up by a hacker adversary, sending them both, and Semir, into a wild goose chase that puts almost everyone the two detectives know into an unknowing jeopardy.

Paul Renner joins Semir in chasing a Belgian syndicate, and must later thwart the launch of a ballistic missile. Also, Susanne gives birth to her child, and Semir is diagnosed with a traumatic brain injury from the last twenty years.

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Going deep undercover, Semir assumes the identity of infamous underground torturer Serdal Massad, and is pitted into an elaborate revenge scheme against Paul, with one problem: Semir has lost his memories and now thinks he is Massad.