After Martha's close brush with the Stasi, she and Kurt investigate a murder, leading them to a sausage factory. Unbeknownst to them, Friedrich's men are also working the case.

Martha and Kurt pursue differing methods to gain access to Kamilla and locate Greta. Friedrich’s determination to find Greta forces him to make a difficult choice.

Trying to keep Kamilla onside and avoid exposure when an old friend returns presents complications for Martha and Kurt. Is Friedrich closing in on her true identity?