When Pamela Vitale is found brutally murdered in her home on a California mountainside, detectives are led down a dark path to a killer hiding in plain sight. But even a sentence of life without parole can't guarantee this killer won't walk free.

After Mike Williams vanishes during a duck hunt in a Florida lake, his mother launches a campaign to discover the truth about what happened to her son.

When Utah teen Annie Kasprzak is brutally murdered, one solid lead after another evaporates in a haze of rumors and lies; after a suspect is finally in custody, Annie's family fights to make sure this killer's sentencing is just.

Michelle Mockbee is beaten to death at the Kentucky warehouse where she works, and cops realize the killer is likely a coworker; they must eliminate employees one by one until the suspect is finally revealed, along with an outrageous motive.

After teenager Sarah Stern disappears, police look to her family and friends for clues, only to discover that those closest to her may not have been all they seemed.

When college professor Emily Mason is murdered, police arrest her husband, but faced with evidence suggesting he may be innocent, a small Georgia town confronts the question of whether justice is being served.