Outside Los Angeles, sword collector Neal Williams is the house-husband while his wife Manling keeps the family afloat. It's a tough but happy life, as their home videos attest, until Manling returns home to find her family slaughtered -- at sword point.

Family and faith have always been important to Richard Beasley, as their home videos show. Which is why it's so scary when one day — the Ohio man vanishes. Especially after police discover that an online monster has been luring local men to their deaths.

When Frank Hilley is struck down by a mysterious sickness, the entire town of Anniston, AL grieves. But when his daughter also falls seriously ill, the family becomes suspicious. Vintage home movies trace a shocking tale of murder—revealing a monster.

In rural Ohio, an intruder brutally guns down Jack and Linda Myers in their sleep. The only witness is their sleepy 4-year-old grandson. But their extensive home movies — aired here for the first time — may have captured a monster lurking in their midst.

The Snyders are thrilled when their 34-year-old son Mike finally starts a family with his sweetheart — as seen in their home videos. But after being diagnosed with a terrible illness, Mike vanishes. Only years later does his horrific fate comes to light.

The Yates family moves to Spokane, WA only to find it besieged by a serial killer who's targeting young women and confounding the police. Now, the family's never-before-aired home videos provide a chilling look of one of America's most notorious killers.

In Colorado, second-time spouses Harold and Toni Henthorn seem to dote on their young daughter and each other, until their idyllic life is shattered by a deadly hiking accident. Their happy home videos conceal a deadly predator who nearly escaped justice.

In Pennsylvania, Kevin and Joanne Dowling like to capture their kids' milestones on videotape in their modest suburban home. But when a woman in a nearby town is gunned down - and Kevin is accused of murder - his fate hangs on that same home video camera.

After moving to a remote town in Colorado, Ron and Cynthia Phillips and their four children try to adjust. But their never-aired home videos mask darker impulses within their family - ones that would lead to a complex web of deceit, infidelity, and murder.

After a taping of their local-access TV show in rural Vermont, Chrissy and Charlie Billis have a terrible accident, smashing their car into a tree. Only one survives. But tapes from the couple's TV show suggest a sinister tale behind what really happened.