Save the city or rescue her friends?

Diregloom hangs in a precarious balance. And with the duke's army driven away, Isabel's dark sisterhood is moving to seize control of the city.

But Isabel's loyalty to Francine and the sisters will be tested.

Serving her order means turning her back on Digger and Monty, who were snatched from the Dragon and Rose by the bounty hunter Belle Ratto.

Before the trail goes cold, she must discover who among their many enemies is willing to pay a fortune to kidnap the catacomb champion—and why.

Grab your copy now and follow Isabel and Digger on their next epic adventure!