Teenager Sarah Quinn (Madison Iseman) lives with her mother Kathy (Wendi McLendon-Covey) and younger brother Sonny (Jeremy Ray Taylor) in Wardenclyffe, New York. Sarah is attempting to get into Columbia University by writing an essay about fear. Kathy agrees to watch Sonny’s friend Sam Carter (Caleel Harris) while his father goes out of town.

Two years after Cole survived a satanic blood cult, he's living another nightmare: high school. And the demons from his past? Still making his life hell.

Two lowly interns at J.W. Wells and Co., a mysterious firm based in London, uncover a plot by their CEO to disrupt the ancient magical world with modern corporate practices.

College student Ryan wakes up in his car on Tuesday, September 19. Returning to his dorm room, he walks in on his roommate Carter and Carter's girlfriend Tree. He resumes work on an experimental quantum reactor with fellow students Samar and Dre. After Bronson, the school dean, shuts down the project for triggering several power outages, Ryan is murdered by someone dressed as Babyface, and wakes up again on Tuesday the 19th. Tree explains her experience Happy Death Day#Plot, and she and Carter agree to help Ryan. They learn the reactor was responsible for creating the loop. The new Babyface tracks Ryan down, but Tree subdues and unmasks him to reveal another Ryan. The second Ryan warns that the original must die for the loop to close. Terrified, Ryan activates the reactor, releasing a powerful energy pulse that knocks everyone unconscious.

An imprisoned vampire, Barnabas Collins, is set free and returns to his ancestral home, where his dysfunctional descendants are in need of his protection.

A single mom named Gabbie hires a tour guide, a psychic, a priest and a historian to help exorcise her newly bought mansion after discovering it is inhabited by ghosts.