Struggling to come to terms with the new responsibilities of his role as sheriff, Bill refuses to stay out of the field when a criminal to whom he is personally connected resurfaces; two new deputies come into the picture.

After a mysterious shooting leaves one of their own injured, Bill and the team go out on a mission to find the shooter.

While enforcing an unsanctioned raid on a human trafficking ring in Los Angeles, Bill finds an old informant of his who is in trouble.

Charlie, Joseph and Carter investigate a case that becomes more complicated at every turn, while Bishop and Cade make a connection to a homicide they never expected.