While enforcing an unsanctioned raid on a human trafficking ring in Los Angeles, Bill finds an old informant of his who is in trouble. After returning from her leave and eager to get back into the field, Charlie is assigned to patrol with Joseph, the one person she would like to avoid. Meanwhile, as Bill continues to disagree with the board on how to best run the department, Jerry does Bill a favor in order to get on his good side.
Deputy Bill Hollister, a career lawman who is very comfortable kicking down doors, but is utterly lost in a staff meeting, becomes acting sheriff of Los Angeles County when the sheriff drops dead. Bill suddenly finds himself in charge of 10,000 sworn deputies policing a modern Wild West.