The Haunting of Riverdale

S1 E6: Riverdale citizens are scared into a state of shock, being found clutching overdue library book notices. Archie discovers that the horrifying ghost of the old head librarian haunts the Riverdale library, continuing to perform her library duties from beyond the grave. High on her list is Jughead, who has a book that's been overdue for more than ten years! Will he pay the ultimate fine for his tardiness?