Six undercover participants from a variety of backgrounds are followed on the streets and in jail as they provide a firsthand look into how drug cartels have infiltrated America's heartland.

Charlie just about avoids blowing his cover, but suspicious around him continue to grow. On the inside, Jenn struggles to connect with her fellow inmates.

Jackie meets a local Bonnie and Clyde, but Richie might blow her cover. Charlie is helped out by a raid and Jenn starts to bond with the women in her pod.

Charlie seizes an opportunity to get closer to his cell mates. The narcotics unit raids the residence of one of the largest drug traffickers in Kentucky. Jackie finds an unlikely lead for her investigation. Jenn passes valuable info on to Alexis.

Charlie comes face-to-face with a loaded needle during his initiation with the other inmates. Jenn learns how some of her cell mates smuggle drugs into jail. Jackie discovers a hot spot for cartel activity.