A group of friends on a road trip seek shelter at a mental institution in the woods, only to discover that the building is the home of a mysterious young girl named Roxy whose unsettling presence serves as a foreshadow of doom. Later, as the group attempt to unravel the mystery of Roxy, who seems to have endured years of abuse, a mysterious killer begins to hunt them from the darkness.

A group of college kids go after-hours bowling. The fun is suddenly halted when abnormal things begin happening on the 13th alley. Everyone runs to escape, but all exits have been boarded up! Who is out for revenge?

A group of friends on a road trip seek shelter at a mental institution in the woods, only to discover that the building is the home of a mysterious young girl named Roxy whose unsettling presence serves as a foreshadow of doom. Later, as the group attempt to unravel the mystery of Roxy, who seems to have endured years of abuse, a mysterious killer begins to hunt them from the darkness.