An ancient, mercurial spirit is trapped inside Elspeth Spindle's head - she calls him the Nightmare.

He protects her. He keeps her secrets. But nothing comes for free, especially magic.

When Elspeth meets a mysterious highwayman on the forest road, she is thrust into a world of shadow and deception. Together, they embark on a dangerous quest to cure the town of Blunder from the dark magic infecting it. As the stakes heighten and their undeniable attraction intensifies, Elspeth is forced to face her darkest secret yet: the Nightmare is slowly, darkly, taking over her mind.

And she might not be able to stop him. For fans of Uprooted and For the Wolf comes a gothic fantasy romance about a maiden who must unleash the monster within to save her kingdom. Praise for One Dark Window:'An enchanting tale with sharp claws and teeth - Gillig's prose will pull you in and won't let you sleep.