Thirteen-year-old Skandar Smith has only ever wanted to be a unicorn rider. To be one of the lucky few selected to hatch a unicorn. To bond with it for life; to train together and race for glory; to be a hero. But just as Skandar's dream is about to come true, things start to take a more dangerous turn than he could ever have imagined. A dark and twisted enemy has stolen the Island's most powerful unicorn - and as the threat grows ever closer, Skandar discovers a secret that could blow apart his world forever.