In a dark and stormy night, Raimundo's car suffers a breakdown, so he and Gregorio, his chauffeur, must try to ask for shelter in the only nearby house, a sinister mansion, of those that seem inhabited by ghosts.
Hubie Dubois, despite his devotion to his hometown of Salem, Massachusetts (and its legendary Halloween celebration), is a figure of mockery for kids and adults alike. But this year, something really is going bump in the night, and it’s up to Hubie to save Halloween.
After the death of his wife, retired judge Justin Playfair creates a fantasy world for himself in which he is the legendary detective Sherlock Holmes, even dressing like the character. Out of concern for Justin's money more than his health, his brother Blevins puts him under the care of psychiatrist Dr. Mildred Watson. As Dr. Watson grows fond of Justin, she begins to play along with his theories, eventually becoming an assistant in his investigations.
After a family tragedy, three generations of the Deetz family return home to Winter River. Still haunted by Betelgeuse, Lydia's life is turned upside down when her teenage daughter, Astrid, accidentally opens the portal to the Afterlife.