Cindy Campbell moves into a haunted house as a home healthcare worker, where she meets her new love interest, Tom Ryan. She encounters a boy ghost who tries to communicate warnings to her about a greater danger. Meanwhile, an alien invasion begins, led by giant iPod-like robots that wreak havoc on Earth. Cindy seeks help from her friend Brenda, recently revived after her apparent death, and together they embark on a quest to uncover the mystery behind the boy ghost’s warnings. As they navigate through various horror movie parodies and comedic scenarios, Cindy and Brenda encounter numerous characters from different stories and movies, blending their journeys into one hilarious and chaotic adventure.

Tom Ryan, a struggling father, tries to protect his kids from the alien onslaught, but their paths constantly cross with Cindy and Brenda’s investigation. Together, they uncover clues that lead them to a hidden videotape, a cursed village, and a post-apocalyptic world. Throughout their journey, they face numerous absurd challenges and bizarre entities, all while attempting to save themselves and potentially the world from the alien threat. Along the way, Cindy discovers the true connection between the boy ghost, the mysterious videotape, and the alien invaders, setting the stage for a climactic confrontation where the survival of humanity hilariously hinges on the most unexpected heroes.