Ed Shin was no stranger to deceit, authorities soon found, when investigating the disappearance of his business partner. An electronic trail and a mysterious blood stain would soon unravel his plan.

David Miller didn’t just lie to his wives: when unable to repay his friend for the thousands of dollars he borrowed, he said he was supposedly diagnosed with cancer.

John Leonard Orr's unpublished book, "Points of Origin," detailed an arson spree that eerily mirrored his own — and helped authorities close the net on him.

The woman was creating "mini-movies" and fantasies in her head, one psychologist said. This movie ended with innocent blood being spilled.