John hunts Erik Arceneaux, the prime suspect in the murder of a devoted single mom whose family needs justice. Later, Cal learns the dark truth behind Mark Blevins, an alleged sexual predator who has been on the run for over thirty years.

When a young woman is murdered, police suspect her boyfriend Carlos Torres, but before his trial, Torres cuts off his ankle monitor and flees. Cal joins the hunt for Bill Brockbrader, a child predator wanted for failure to register as a sex offender.