Beloved Empress Navier rules the Eastern Empire alongside Emperor Sovieshu. But when Sovieshu falls for a runaway slave and demands a divorce, Navier will agree on one condition: that she's given approval to remarry rival Prince Heinrey of the Western Kingdom.
In a steampunk West overrun by outlaws, machines and supernatural forces, a father is forced to become judge, jury and executioner to protect his family.
When a victim of notorious serial killer Jurek Walter unexpectedly turns up alive, detective Jonah Lynn races against time to find the one person still missing, while his protégé Saga Bauer goes undercover to get answers from the killer himself.