
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 spree killer is on the loose in New Mexico; in Colorado, a mother is found dead inside an isolated cabin.

A woman is last seen on CCTV with her husband; in Missouri, a road rage incident leads to tragedy.

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 young woman disappears after meeting up with an old flame; in the UK, a dating app-related murder unfolds.