Wednesday Addams, a sharp-witted and morbidly inclined teenager, is sent to Nevermore Academy, a boarding school for outcasts, after being expelled from her previous school. There, she unravels a dark mystery tied to a series of murders in the nearby town of Jericho, while navigating her emerging psychic abilities, strained family ties, and complex relationships with her peers. As she digs deeper, Wednesday uncovers secrets about the school, her parents’ past, and a supernatural threat.