
A team of investigators links CCTV, home surveillance, police body camera, and mobile phone footage that builds the evidence necessary to catch a killer.

A couple are found dismembered in their own home; a woman is found dead after being stalked by a stranger.

A businesswoman is in a whirlwind romance, but her newfound joy is cut short when her family finds her murdered; a bizarre confession reveals a deluded mind behind her death; in Northampton, England, a man with multiple stab wounds is discovered.

A mother is found shot in her car with no witnesses; a son kills his veteran father, claiming self-defense.

While investigators uncover a twist in one murder case, digital evidence raises questions in another.