六位大学的好朋友举办了他们自己的私人毕业派对，当一位不速之客到来时，派对发生了不可思议的事情。五年后，女孩们再次聚在一起，一个更加恐怖和流血的夜晚等待着她们。
Jamie Bernadette
Joey Taylor
Chantelle Albers
Melissa White
Dominique Swain
Heather
Monique Rosario
Becca
Tania Nolan
Sahara
Jessica Morris
Katie
David Villada
Tyler
Tina Cole
Broadcast Journalist Gail Allen
Jack Cullison
Detective Miller
Matt Clouston
Talk Show Host Martin Edwards
Brett Easton
Detective Collins
Benjamin Adamson
Pizza Boy
George Capacete
Crime Scene Detective
Chance Hurst
Crime Scene Photographer
