A paladin, an assassin, a forger, and a scholar ride out of town. It's not the start of a joke, but rather an espionage mission with deadly serious stakes. T. Kingfisher's new novel begins the tale of a murderous band of criminals (and a scholar), thrown together in an attempt to unravel the secret of the Clockwork Boys, mechanical soldiers from a neighboring kingdom that promise ruin to the Dowager's city.

Marra never wanted to be a hero. As the shy, convent-raised, third-born daughter, she escaped the traditional fate of princesses, to be married away for the sake of an uncaring throne. But her sister wasn’t so fortunate—and after years of silence, Marra is done watching her suffer at the hands of a powerful and abusive prince. Seeking help for her rescue mission, Marra is offered the tools she needs, but only if she can complete three seemingly impossible tasks:

Rosa Mandolini knows in her heart that her family are the greatest painters of magical illuminations in the city. But the eccentric Studio Mandolini has fallen on hard times and the future is no longer certain. While trying to help her family, Rosa discovers a strange magical box protected by a painted crow. But when she finds a way to open the box, she accidentally releases the Scarling, a vicious monster determined to destroy the Mandolini family at any cost.

When Alex Easton, a retired soldier, receives word that their childhood friend Madeline Usher is dying, they race to the ancestral home of the Ushers in the remote countryside of Ruritania. What they find there is a nightmare of fungal growths and possessed wildlife, surrounding a dark, pulsing lake. Madeline sleepwalks and speaks in strange voices at night, and her brother Roderick is consumed with a mysterious malady of the nerves.

Three years later, Stephen is a broken paladin, living only for the chance to be useful before he dies. But all that changes when he encounters a fugitive named Grace in an alley and witnesses an assassination attempt gone wrong. Now the pair must navigate a web of treachery, beset on all sides by spies and poisoners, while a cryptic killer stalks one step behind....