At Lakeside Unicorn Academy on magical Ellinor Island, girls meet and bond with their own unicorns. In this book, Scarlett and her unicorn Blaze face a chilling mystery—the once vibrant Sparkle Lake is freezing over, threatening the school’s future and their magical connections. Determined to save the academy, Scarlett and Blaze set out to uncover what (or who) is behind the deep freeze and restore warmth and wonder to their world.