It's the 19th century, and the world has entered the Era of Rebirth, recovering from the devastating flames of war. The sport of Mechanical Martial Arts has galvanized the nations. Cybernetically augmented fighters turn their blood into steam and their bodies into brutal fighting--and killing--machines.

Young Levius is one of those arena battlers, hell-bent on winning in order to simply survive.

When Oliver, the indestructible champion of Mechanical Martial Arts, attacks Levius's body and mind, Levius must decide if the time has come for him to replace his medical prosthesis with a military-grade combat arm. A.J. risked her life in to save him, so Levius knows if he loses, it may mean more than one death...