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.

International intelligence services interested in Martin always offer him the same options: either to be locked up, hired or killed.

When the terrorists put Martin to a radical test, he has to face his past.

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.

Martin and Nicole follow Lenora, who is looking for shelter in Romania with Grigore.

Martin goes in pursuit of Lenora. 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.