After a bomb destroys Esme's London home and kills her son, she moves to Woodicombe, her old country house in Devon, to begin the impossible task of recuperating. Soon she is drawn back into the world of espionage, and as her marriage to Richard starts to crumble, a local airman pulls her closer. Meanwhile, Lou awaits confirmation that she can relocate to Canada to be with her husband Douglas. Biding her time back home, she notices her father behaving strangely and disappearing at odd hours to wander the nearby cliffs. With rumours of spies afoot, she needs to learn the truth before anyone else does. Lou and Esme still have battles to overcome as the war continues. Will Esme betray her wedding vows, or can she find her way back to Richard?