Four young boys enter an abandoned house with blood-spattered walls, accidentally let a zombie out of the basement and then it starts killing them off; mostly with a chainsaw.
Parker is stuck in a basement, consciously living out a nightmare he knows will come to fruition unless he is able to warn himself while he's awake. The only problem is he can't remember his dreams...
In a quiet suburb, a boy finds a mysterious book rumored to hold supernatural power. He convinces his hesitant friend to explore the basement, where they awaken an ancient evil.
Late-blooming Cole enters a chaotic house party where a basement punk show awaits. As he descends, his anxious inner thoughts become reflected through ten characters in their early 20s.