The next novella in the New York Times bestselling Sworn Soldier series, featuring Alex Easton investigating the dark, mysterious depths of a coal mine in America, from Hugo and Nebula Award-winning author T. Kingfisher. Perfect for fans of Silvia Moreno-Garcia and Stephen Graham Jones.

Alex Easton does not want to visit America.

They particularly do not want to visit an abandoned coal mine in West Virginia with a reputation for being haunted.

But when their old friend Dr. Denton summons them to help find his lost cousin -- who went missing in that very mine -- well, sometimes a sworn soldier has to do what a sworn soldier has to do...

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• Literature & FictionHorror

• Publication Date: September 30, 2025
• Text-to-Speech: Disabled
• Lending: Disabled
• Print Length: 192 Pages
• File Size: 20 KB