When Josh Ockmann (Jonathan Tucker) enters a dark university library intending to meet his friend Douglas Ziegler (Kel O'Neill), he is attacked by a humanoid spirit that sucks the life force out of him. Some days later, Josh's girlfriend, Mattie Webber (Kristen Bell), visits his apartment, seeing evidence that it has not been well kept. Josh tells Mattie to wait in the kitchen while he walks off. While waiting she finds Josh's pet cat, locked in a closet and dying from severe malnutrition. But when she rushes to tell him, she finds he has committed suicide by hanging himself with an Ethernet physical layer.
Stephen and his daughter Justine run from a wireless internet ghost of Michelle, Stephen's late wife. The father and daughter stay at Stephen's cabin, away from the city. A short while after they get there, Stephen's girlfriend Marta arrives. As Stephen and Marta are about to get intimate, a laptop sitting on the table turns on, revealing continuous emails to Stephen from Michelle. Marta ends up hitting the laptop with a golf club, but while everyone is asleep Stephen picks up the laptop and sends an e-mail to Michelle, causing her to appear at the cabin. Michelle kills Marta, but Stephen and Justine escape.
