The Universe has split into two dual realities: Universe A and Universe B. Procrastinator that he is, Felix Sayers, resident of San Francisco A, has never gotten around to writing his mystery novel - and now it may be too late. The A-dweller has just found out that he has a double in San Francisco B and that his novel may have been written already - by himself, no less. Soon Felix finds himself trying to solve his own mystery - why does everyone seem to think he is to blame for the event chain that split Universes A and B some 35 years ago? And who is trying to kill him? As clues arise from his past in the form of a lost duck, Felix learns that in life no decision is too small and that his babyhood just might hold the secret to it all