The infamous Agatha Harkness finds herself down and out of power after a suspicious goth teen helps break her free from a distorted spell. Her interest is piqued when he begs her to take him on the legendary Witches' Road, a magical gauntlet of trials that, if survived, reward a witch with what they're missing. Not only that, but Blinkous, Dictatious, Toby, and Aaraghaumont got alerted when Teen used magic to free her. Together, Agatha, this mysterious Teen, and the Trollhunters pull together desperate coven, and set off down, down, down The Road...