"Imagine that your husband wrote you a letter, to be opened after his death. Imagine, too, that the letter contains his deepest, darkest secret, something with the potential to destroy not just the life you built together, but the lives of others as well. Imagine, then, that you stumble across that letter while your husband is still very much alive. Cecilia Fitzpatrick has achieved it all; she is an incredibly successful businesswoman, a pillar of...