The agents feign sympathy and urge Greta to tell them all about her friends in the underground resistance who so valiantly fought the Nazi regime. Greta’s “confidence was soon obtained,” one of the agents later reported. The CIC produces a quantity of paperwork about the German widow they hope will lead them to a sprawling network of Communist spies, tapping her phone and dispatching agents to shadow Greta around Berlin when she takes Ule to school or goes to work.