The holidays are meant to be a time of festive cheer when family and friends come together to celebrate the season. But when family members are forced to occupy the same space for too long, the joy and merriment can often morph into anger and resentment.

The true stories of people who lived with a killer. How well do you really know your family? Would you recognize the warning signs? Or would you become entangled in evil?

Showcasing the most compelling crimes of yesteryear, when secrets festered, passions ran wild and cops had nothing but shoe-leather and gut instinct to catch a killer. Fashions may change but murder never goes out of style.