Twin brothers, raised with a deep disdain for law enforcement, are arrested for shooting a neighbor's dog, then escape custody and go on the run, leading to one of the deadliest shootouts in Colorado history.

Sheltered teen brothers Robert and Michael Bever idolized serial killers and dreamed of being the most prolific murderers in history. With an arsenal of weapons, their plan for notoriety begins at home in their quiet Oklahoma suburb.