Top Stasi agent Kleo Straub liquidates a target in a West German nightclub. Soon after, she must face a life-changing betrayal and a heartbreaking loss.

Severely wounded in a shooting, Kleo has a revealing flashback. With the ominous red suitcase seemingly in hand, Sven shares a devastating truth.

Thilo discovers that his soulmate is not who she seems. Uwe receives a new target and uses the opportunity to set a deadly trap for Kleo.