The master of dreams
(Book)

Eddie Raven isn't quite sure what's happening to him--and he's in a race to find out before it kills him. His adventures begin with a shooting in a very strange shop in Manhattan--but soon he finds himself the owner of a very familiar bar in Casablanca. By the time he adjusts to that reality, he's suddenly become one of several undersized people helping a young woman search for a wizard. And after confronting the wizard, he somehow finds himself in Camelot. But as he rushes to solve the mystery of his many appearances, a larger threat looms. Because someone or something is stalking him through time and space with deadly intent.... -- from Amazon.