A flying saucer lands in the backyard of an elderly suburbanite with memory problems, who forms a bond with the scared alien inside.

The story of Stan, an orphaned teenager stuck living with his abusive grandfather and tasked with routinely protecting his best friend from high school bullies. When Stan discovers a murderous creature has taken refuge inside the tool shed in his backyard, he tries to secretly battle the demon alone until his bullied friend discovers the creature and has a far more sinister plan in mind.