Leamas initially believes he has failed in his mission and fears severe retribution from Mundt. However, in the middle of the night, Mundt releases Leamas and Nan from their cells and provides an escape plan for them both. Mundt explains that Leamas' real mission has succeeded; Mundt actually "is" a British agent, and Fiedler had been the target of the operation all along, as he had grown too suspicious of his supervisor. This comes as a shock to Leamas, and the complex web he has been drawn into and the risk he has been placed in by his own superiors become painfully clear. He explains the entire plot to still-idealistic Nan as they drive their borrowed car toward the border. She berates him for being involved in what amounts to the murder of Fiedler, who was only doing his job. Leamas, agitated by her naiveté, erupts in an angry, self-loathing confession: