In 1876 Wyoming, the gun is the only law. And for Duncan and Suzanna McKaskel, newly arrived settlers beset by outlaws, rugged frontiersman Con Vallian is the only hope.

The lost city of Kuma is ruled by the cruel, arrogant, beautiful queen, Ayesha, gifted with eternal life. She lures Leo Vincey into her world, seeing in him the reincarnation…