Martin Rauch is recruited by the HVA to infiltrate the West Germany army. As a rookie spy, his decisions constantly put his cover at risk and force his agency to take extreme measures.
Cast: Jonas Nay, Maria Schrader, Ulrich Noethen, Sylvester Groth, Sonja Gerhardt, Ludwig Trepte, Alexander Beyer, Lisa Tomaschewsky, Carina Wiese, Vladimir Burlakov, Anna von Berg, Uwe Preuss, Errol Trotman-Harewood, Godehard Giese, Michaela Caspar, Florian Bartholomäi, Niels Bormann, Merab Ninidze, Beate Maes, Jens Albinus, Nikola Kastner, Charlotte Crome, Philipp Baltus, Thomas Chemnitz, Peter Sikorski, Matthias Lier
Martin is taken hostage and has to fight for his life. Schweppenstette tries to save his son, while his “wife” and Nicole face an imminent threat to Max in Frankfurt. Tina and Ingrid uncover Tischbier’s deepest secret.
Martin is arrested and framed for Lenora's assassination plot. As Tina manages to overpower her interrogator, Tischbier is caught up in the fray. Valdez and Brigitte pull the threads of the Kohl assassination attempt.
Lenora heads to Italy to meet with Fuchs for help with her next plan. Tina can't let East Germany get away with killing Christoph. Martin faces off with Lenora and she tries to convince him to join in assassinating Kohl. Fuchs teams up with Valdez.
Martin and Nicole follow Lenora, who is looking for shelter in Romania with Grigore.
Martin comes to in Frankfurt, in the middle of the preparations for a major terrorist attack. He desperately tries to prevent the bomb from going off.
International intelligence services interested in Martin always offer him the same options: either to be locked up, hired or killed.
Martin is ordered to prevent further liberal reforms from being passed by the GDR government. Following his own plan, he gets caught in a chain of events.