SS-GB S01 E04 Episode 4

With the army imposing martial law and a rounding-up of Resistance members, Archer faces life-changing decisions. Barbara's surprise proposal could provide a safe haven for Archer and his son, but can he really trust her with the country's most sought-after possession? Despite being caught in the middle of a battle between Kellermann and Huth, will Archer finally agree to help free the King?