Overview: The Hells Angels are the most powerful and well-known biker club on the planet, boasting over 2500 members worldwide. In April 2002, a riot in a Nevada casino between the Hells Angels and their rivals, the Mongols, kills three gang members and creates headlines around the country. Federal authorities seize the opportunity and send a team of undercover agents to infiltrate the outlaw biker group. Along the way, they uncover a world of sex, rampant drug use, and vicious violence - employed to ensure the Hells Angel's place at the top of the biker world.