A warrior and his magic guide fight to survive on a planet of ice Ronin never believed there could be life on the surface of the earth. He was a Bladesman of the Freehold, a subterranean city built centuries ago to shelter civilization from the ecological catastrophe that coated the world with ice. But when the rulers of the Freehold turned on him, Ronin fled the only way he could: up, to the frozen surface.…