Holder wants to change his life...by changing his past. He is about to embark on the most awesome journey ever taken by man. Through the sapce-time hyperfold of a double black hole, Holder journeys backward through time into one of a billion other possible realities. By reliving his youth on a primitive planet, he hopes to change the shape of his destiny. Pursued by a beautiful assassin, and used by an old woman whose secret experiments have acheived the unthinkable, Holder defies probablilty to save a universe on the edge of destruction.
Paul Preuss is an American writer of science fiction and science articles, who also works as science consultant for film companies. He is the author of numerous stand-alone novels as well as novels in Arthur C. Clarke's Venus Prime series, based upon incidents, characters, and places from Clarke's short stories. (source: wikipedia)
A fairly sub-standard sci-fi story built around the concepts of time travel and multiple universes. Starts out ok, then devolves into a confusing mishmash of personal histories and unexplained motives.