Close to the Enemy (2016)

Episode Overview

Kathy and Callum manage to stop a war criminal from escaping the country, but his influence complicates the possibility of prosecution. Callum is ordered to erase all records of key individuals while simultaneously wooing the formidable Frau Bellinghausen, who possesses vital information about a notorious perfume. As he navigates these pressures, his relationship with Rachel deepens and becomes increasingly complex. Meanwhile, Victor and Kathy seize on Callum's preoccupations to uncover the secrets his department is hiding. Callum starts to realize he may not be as autonomous as he once thought. His interactions at the hotel bring him closer to Harold, a former Foreign Office official, who shares unsettling revelations about the war's origins. Additionally, Callum's bond with Dieter is put at risk as suspicions arise regarding Dieter's past during the Nazi regime, casting a shadow over their friendship.