Between the worlds and across the eons runs the Mazea pathway to all space and time.
Its Masters know its secret and guard itbut now the monstrous Chulpex are using it to swarm across the galaxy and ravage Earth.
Only one man, chosen by the Masters, can stop them.
"Maybe his best sf novel."
Avram Davidson was a Hugo Award-winning novelist, short story writer, and essayist. With nineteen novels and hundreds of short stories and essays to his name, he won the World Fantasy Award three times. His science fiction and fantasy works are considered a cornerstone of their genres.