Londons fall and kingdoms rise while darkness sweeps the Maresh Empire, and the fraught balance of magic blossoms into dangerous territory while heroes struggle.

"Four months have passed since the shadow stone fell into Kell's possession. Four months since his path crossed with Delilah Bard. Four months since Rhy was wounded and the Dane twins fell, and the stone was cast with Holland's dying body through the rift, and into Black London. In many ways, things have almost returned to normal, though Rhy is more sober, and Kell is now plagued by his guilt. Restless, and having given up smuggling, Kell is visited...