Molten Flux: Book One of The Flux Catastrophe

As the freshest conscript aboard the walking fortress of Revance, Ryza forges a name for himself in battle. The enemy are the smelters, bandits that trade in reanimated corpses. But for Ryza, the bloodshed represents a path of redemption for an upbringing he's just escaped.

His prowess with a rifle draws the interest of the Locusts, a clandestine faction within Revance's ranks. It turns out that not all aboard the fortress seek to stamp out the plague of molten flux, the mysterious liquid me...