A spell-bound Agatha Harkness regains freedom thanks to a teen's help. Intrigued by his plea, she embarks on the Witches' Road trials to reclaim her powers and discover the teen's motivations.

When a new series of tragedies strike the city of Westview, the infamous Agatha Harkness finds herself down and out of power when 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, rewards a witch with what they're missing. Together, Agatha and this mysterious teen pull together a desperate coven, and set off down, down, down The Road.