This monthly brief from Unit 3877 provides a clinical, technical deconstruction of the tradecraft in Charles Cumming’s A Colder War, including an OSINT analysis of real-world MI6 safehouse locations in Istanbul. It also features an extensive asset profile on Oleg Gordievsky, a high-ranking KGB colonel and British SIS agent whose daring real-life escape, Operation PIMLICO, mirrors the institutional realism found in Cumming's work