When a woman and her daughters are murdered in rural Oregon, a detective uncovers that Hells Angels are involved and embarks on an 18-year quest to bring the killers to justice; family members and eyewitnesses tell their stories for the first time.

Former Presidents of the Hells Angels give their personal insights on Sonny Barger, the leader of the most infamous biker club in the world. For the first time, Sonny's ex-wife Noel Barger reveals the secret truth that destroyed their relationship.

Pat Matter is a methamphetamine dealer who rises through the ranks to become President of the Minnesota Hells Angels. He builds a drug empire, but when a bloody war breaks out with a rival biker gang, Pat is busted. And he must choose between his loyalty to the club and his love for his family.

ATF agent Jay Dobyns goes undercover to infiltrate the Hells Angels. He's backed up by a female agent, Jenna Maguire, who plays the role of his 'old lady', but the dream of becoming a fully patched Hells Angel pushes Jay to the point of destruction. This is the first time Jenna Maguire has told her side of the story.

A Hells Angel proves his loyalty to the biker club by leading a mass slaughter of their enemies; when murder becomes a way of life and innocent women and children are caught in the crossfire, he wrestles with his conscience and searches for an exit.

Charles "Peewee" Goldsmith is a kickboxing heavyweight who wanted nothing more than to be a Hells Angel. He survived two wars with rival biker gangs to become a President, only for the Angels to turn on him and his family.

The Hells Angels are a running a huge meth dealing operation, and law enforcement must stop them; posing as a drug dealer, undercover informant Tony Tait infiltrates the secret biker club to take down leader Sonny Barger and meth cook Kenny Owens.

The Hells Angels darkest secret: they use hang-arounds and Angel wannabes to do their dirty work and kill their enemies; Ted Soke groomed his son Donny to become a serial killer for the Hells Angels.