Britain is under Russian occupation, but now it's the British resistance movement to watch out for. In a disused GPO tunnel, two men face Garnett. The smaller man is a police superintendent; his name's Endicott and he likes Garnett as much as a mongoose likes a snake. When Endicott tells Garnett that there's a split in the resistance movement and he wants him to look into it, Garnett doesn't want to know. He wants to get out of the country and out...