«The Eternal Night» by Rachel Morgan

Cinderella retold: Fae, vampires, shifters, and a Godmother who’ll grant you any wish—if you pay the price.Finding herself with some unlikely allies, Elle prepares to face the man calling himself the vampire king in an enchanted land of never-ending darkness.
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This is episode 4 of 6 of a SERIALIZED Cinderella retelling.
Prefer to binge-listen to all the episodes together? Look for City of Wishes: The Complete Cinderella Story.