From No. 1 New York Times bestselling author Leigh Bardugo comes a new Grishaverse short story: a mystery told through found documents and set after the events of Crooked Kingdom. Explore the Grishaverse like never before with new illustrations by E.K. Belsher, original music composed by E. Aaron Wilson, and in-world collectible items such as a frameable cloth pirate flag, a sticker, and four souvenir playing cards, in a beautiful deluxe hardback.

In the years since the violent upheaval caused by the auction of Kuwei Yul-Bo, the merchants of Ketterdam have been under attack. Secret businesses exposed. Ships sunk. Slavers hunted as they once hunted their victims. All the work of a mysterious sea captain and her ship, the Wraith.

Now, two investigators meet to uncover the truth behind the latest disaster: a massacre on an island off the shores of Ketterdam. Among the evidence