In a murim stripped of all-out warfare, absolute peace has settled over the martial world—yet peace still demands its sacrifices.

In this new era, the fate of every major sect is decided in the arena of regulated duels. To guarantee victory, the prestigious martial families secretly trade in a horrific black market commodity: “Dark Vessels,” living training tools engineered through cruel methods to master and replicate enemy techniques. Bred solely for slaughter and meant to be discarded without a trace once their utility ends, they are the nameless ghosts of the martial underworld.

Until now.

Cast away and left for dead, the forgotten weapons of the arena have opened their eyes—and the bloody, merciless vengeance of the discarded begins.