Cold War Moscow is a place smouldering with secrets. Gabriel Dax has been tasked with delivering a mysterious Blanco drawing to celebrated defector Kit Caldwell. But Caldwell is convinced the KGB suspects him of treachery, and he wants out now.

When Gabriel is ordered by his enigmatic handler Faith Green to help, he is pulled into a web of shifting loyalties and dangerous escape plans. As tensions rise and trust fractures, he is forced to confront the fine line between devotion and deception…

Cold Sunset, the third novel starring accidental spy Gabriel Dax, takes you deep into a shadow-drenched world where loyalty blurs, motives darken and every step could be fatal, in a tautly woven mystery from acclaimed bestseller William Boyd.