"Emily Wilde is a genius scholar of faerie folklore who just wrote the world's first comprehensive encyclopaedia of faeries. She's learned many of the secrets of the Hidden Ones on her adventures... and also from her fellow scholar and former rival Wendell Bambleby. Because Bambleby is more than infuriatingly charming. He's an exiled faerie king on the run from his murderous mother and in search of a door back to his realm. And despite Emily's feelings...