From the Number 1 New York Times bestselling author Brandon Sanderson comes a standalone Cosmere novel of demons and destiny, part of the Hoid’s Travails series. This epic fantasy novel is presented in a durable hardcover binding.

• Standalone Cosmere novel featuring demons and destiny.
• Part of the Hoid’s Travails series.
• Written by Number 1 New York Times bestselling author Brandon Sanderson.
• Features the protagonist, December, navigating court intrigue to stop a devastating destiny.

In a forgotten land sustained by colorful rivers of demon blood, December, an orphaned foundling, grows up trying to fit societal roles. After a transformative experience, she learns a cataclysmic plague is coming that will curdle the blood rivers and ravage the kingdom. Armed only with her wits, and accompanied by a chatty priestess and a fledgling fashion designer, December sails up the River Violet to warn the king's court, facing incredulous royal officials and a roguish count.

• Author: Sanderson, Brandon
• Binding: Hardcover
• Language: English
• Print Length: 384 pages
• Publication Date: December 8, 2026
• ISBN-10: 1399640895
• ISBN-13: 978-1399640893
• Dimensions: 156 x 240 x 24mm (15.6 x 24 x 2.4 cm)
• Weight: 788g
• Series: Hoid’s Travails

Experience the latest epic fantasy from Brandon Sanderson, where one woman must carve out her own role to stave off disaster in a world dependent on demon blood rivers.