Phoebe is an obsessed fitness nerd who gets her big break on a sleazy workout video. After being ridiculed by her co-stars, Phoebe befriends a mafia princess wild child, who teaches her how to murder her way to the top.

An anxious young woman is taken by her friends to a remote cabin in the woods to celebrate her bachelorette party. The fun and games are cut short when an uninvited guest begins killing off the wedding party, one by one.