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.