"The Kingdom of Trolls" is a dramatic and punchy fantasy novel written by award-winning author, Rae St Clair Bridgman and the fourth book in her acclaimed Middlegate series. Inspired by the author's visits to Iceland and the desire to capture the sights, sounds, tastes, and smells of this beautiful land of ice and fire, the book follows William Wychwood and his cousin Sophie Isidor. William and Sophie were both orphaned at a young age and now live with their aunts, Violet and Rue. When Aunt Violet lands on an all-inclusive fabulous trip with a provision of four slots to Iceland from Perfect Products, Sophie and Will are reluctant to go after receiving skewed information from an explorer, Vitellus Albumen.