An exiled Martin Rauch wallows in limbo until his Aunt Lenora shows up and conscripts him into her latest plan working with undercover ANC operative Rose Seithathi on an arms deal in Cape Town
Martin enlists South African mercenary Gary Banks to bring Lenora's weapons shipment through the border war to a new buyer in Angola, but Banks wants his payment in diamonds, which Martin must steal
Martin and Lenora are led into a proxy conflict at an Angolan oil refinery. In Berlin, Walter Schweppenstette tries to get back into favour with the authorities, and Alex Edel focuses on a new cause.
Thomas Posimski starts broadcasting secret interviews with dissidents over protest radio. Lenora must confront the reality of her choices. Schweppenstette is allowed to handle a deal in the West.
Martin arrives back on European soil and is swept up in a romantic fantasy in Paris, where Brigitte tries to convince him to work as a double agent. Tina's application to leave East Germany is denied.
International intelligence agencies are convinced Martin was involved in the Libyan attack. After a failed attempt to cross the border into East Germany, he changes his appearance and lays low.
Tina and her family attempt to escape. Lenora returns to East Germany with Rose, determined to develop top secret communication technology for the ANC in a clandestine programme called Operation Vula.
Martin aims to be traded back to East Germany as a double agent. Tina and her husband are locked in a Stasi prison. Alex breaks into a pharmaceutical company and discovers the secret clinical trials.
Martin is back in East Germany and wants to see his son for the first time. But during a debriefing he becomes suspicious about Lenora's absence and follows her to Rostock, where her plan is revealed.
Lenora is grounded and demoted. Alex organises an Aids awareness demonstration. Martin has acquired three places to escape to West Berlin: one for himself, one for his son Max and one for Lenora.