Unlocking the past is the key to the future . . . From Lucinda Riley, the international bestselling author of The Seven Sisters series, The Light Behind the Window is a breathtaking historical romance about love, war and, above all, forgiveness.

South of France, present day. After the death of her glamorous, distant mother, Emilie de la Martiniéres finds herself alone in the world – and sole inheritor of her grand childhood home. A notebook of poems leads her to search for the mysterious and beautiful Sophia, whose tragic love affair changed the course of her family history. As Emilie unravels Sophia's story, she embarks on a journey of discovery, realizing that the château may provide clues to her own difficult past.

Paris, 1943. Constance Carruthers, a young office clerk for MI5, is drafted into a special operations team, arriving in occupied Paris during the climax of the conflict. Separated from her contact in France, she stumbles into the heart of a wealthy family who are caught up in a deadly game of secrets and lies. Forced to surrender her identity and all ties to her homeland, Constance is drawn into a complex web of deception, the repercussions of which will affect generations to come . . .