Otto contracts a strange illness and Charlotte rushes to Rome to be by his side. Philippe talks to an old friend who was working for British intelligence in 1949 and explores who might have been after Otto and why. A story of life, love and a curious death told by writer and barrister, Philippe Sands. A cold war mystery that reveals shadowy forces at work and consequences that stretch across generations. Producer: Gemma Newby Sound Design: Neil Churchill