Shortly after his battle with the ronin, Gennosuke finds the mangled head of a comrade – a disturbing warning that could bring the dojo shame. Panicked whispering suggests something haunts the footsteps of the samurai, and when a Kogan mercenary crosses paths with a mysterious shadow of a man, the death toll mounts. The only thing certain is that the mysterious killer is a finely trained hunter with a taste for Kogan blood.