The execution of successful businesswoman and mother Makeva Jenkins sparks an intense investigation, but unveiling the masked gunman will require unmasking a litany of suspects in the hopes of exposing this killer relationship.

The shooting death of Brad McGarry, a gay coal miner in Bellaire, Ohio, has detectives suspecting a hate crime, but when a shocking secret comes to light, it reveals an unexpected motive for murder.

Married for 33 years, a respected high school math teacher and his wife head to Las Vegas to celebrate her 50th birthday; when Everilda 'Evie' Watson disappears, however, police from two states join forces and play a game of cat and mouse to catch her killer.

A loving grandfather and the life of the party, Harvey Huber's vanishing forces his small-town into an anguished search to find him; a late-night hunch from a member of the vaunted Texas Rangers reveals a shocking betrayal of love and friendship.

When 21-year-old Julie Gonzalez disappears in Austin, Texas, her Chicano family is determined to find her and never gives up. After a slow start, law enforcement uses a national television appearance and a gaming device to expose the deadly truth.

Dawn Sandoval is hoping to start over after a recent divorce, but as soon as she dives into the dating world, she vanishes into thin air leaving behind a mystery in the New Mexico desert that ends with a horrifying discovery.

Keiona Braxton excitedly awaits the birth of her first child, but when detectives are called to her burning apartment, they uncover a scene of unparalleled violence and use the clues on Keiona's own body to point them to the killer.

Single mother Nicole Halpin is murdered in her home and her two children witness the attack, but justice will prevail when detectives sift through a list of Nicole's admirers to find her killer.

When 78-year-old Ina Gross is viciously murdered, suspicion falls on one of her own children; the siblings stand together until the truth is revealed.

Soon after Cathy and Jeff Lamb rekindle their marriage, Cathy is found savagely beaten to death in their home; with the couple's three dogs as their only witnesses, detectives untangle a number of complex relationships to find her killer.

When 24-year-old Terry Rouse disappears near a southern Georgia swamp, his devastated mother relentlessly pursues a one-woman investigation that runs parallel to law enforcement; what she and the detectives ultimately uncover shocks everyone.

The last precious moments of rising star Maple Batalia are captured on a security camera before she's gunned down at her college campus in British Columbia; a community grieves as a mother's anguished pleas for justice capture national attention.

Dino and Clara Pantazes run a successful bail bond business and their 20 year marriage is seemingly perfect; when Clara is gunned down at home, however, detectives wonder if an angry client is t blame or if there is more to their fairy-tale story.