During an annual Halloween Party at one of the most prestigious schools on the East Coast, the legendary sorority holds a 2nd week of rushes to find an additional sorority sister. Their first initiation task is to steal the school mascot, "The Leroux Spirit", from the local fraternity. The girls succeed in the task and in doing so unintentionally welcome unwanted spirits to the party. Deadly chaos soon escalates. Ghosts that have haunted the establishment for years begin to interact with the living and as the party intensifies, so do the paranormal events. The sisters soon , discover that they are trapped inside and must find a way to escape before it's too late.