The year is 1944, and Lieutenant Harry Gilmour is recovering in Beirut from an ill-fated British campaign to seize the Greek Islands. After four years at sea, he is expecting a shore job as his next appointment. Instead, a flash signal from C-in-C Mediterranean arrives: Report to Alexandria and assume command of HM Submarine Saraband. His new command has just arrived there en route to the Indian Ocean and the war against...