Do we ever really know the person we live with? This is a question that has tormented Lancelot since the sudden death of his wife. The night of the accident, they had said goodbye at the airport and Irina should have been in another country when she was found drowned, in someone else's car, at the bottom of the local river. Lancelot is still numb from the shock when other facts begin to surface, each one more bewildering than the last. It seems that the woman he loved had a past - and a plan for the future - that he never even suspected.