April Millsap's mother recalls the day she asked her 14-year-old daughter to text her when she got home from walking the dog. April never did. Instead, she sent a cryptic text to her boyfriend and disappeared.

Successful real estate agent Beverly Carter goes missing after showing a home to potential buyers. Later that evening, 50-year-old Beverly begins texting her husband.

When Deserae Turner didn't come home after school, her mother and friends began texting her incessantly. A massive search ensued and 47 of her friends were questioned. Could Snapchat be the key to the mystery?

After TikTok influencer Nikki Kuhnhausen vanished, her friends, family and transgender allies across Vancouver demanded justice.

In 2006, Elizabeth Shoaf was abducted near her rural South Carolina home. The teenager was missing for over a week, when a text message came through that infused hope into the case.

When Becky Koster returned home from a night out, she texted her mother Barbara that she made it back safely. But, when Barbara arrived home hours later, Becky was nowhere to be found.

Iowa home-baker, Justina Rucinski, had just received an email with the largest cookie request of her career. But when the customer arrived at Justina's house to leave the deposit, Justina was brutally attacked and taken away at gunpoint.

One week before Queena Phu's senior prom, the 18-year-old pulled into her local library to return a book after hours. She was on the phone to her best friend, Rachel, who suddenly heard Queena scream, then the line went dead.

Those closest to Madison Nygard share the agonising details around the beautiful, 16-year old's terrifying abduction as she walked home from a party. Her mother, friends and authorities explain how Madison's attack would ultimately uncover clues.

JaRay Wilson texted her mother just minutes before she vanished. For over a year, the teen's friends, family and community searched for answers. Until one day, someone from JaRay's inner-circle surfaced with all the shocking details.

Hannah Anderson's best friend knew something was wrong when Hannah stopped responding to her texts. No one knew that Hannah had been abducted by someone close to her. Hear the harrowing saga around Hannah's kidnapping.

Those closest to Madison Nygard share the agonising details around the beautiful, 16-year old's terrifying abduction as she walked home from a party.

The family of Miya Marcano share the agonising details of what happened around the beautiful 19-year-old's disappearance. Miya's mother and others explain how texts to Miya from an unknown man were the key to finding her abductor.

When mother of two, Deanna Cook, missed her daily call to her mom, her family began to worry that Deanna's "stalker" may have had something to do with it. After texting and calling Deanna, her family called 911.

After a family celebration, 18-year-old Nia Wilson and her two sisters decided to take public transportation back home to Oakland, California. But just minutes after texting their father, the sisters were brutally targeted at a train station.

Travel Blogger, Carla Stefaniak, went to Costa Rica to celebrate her 36th birthday. But when she was to arrive back home to Miami, her awaiting loved-ones realized she never got on the plane.

Residents of small-town Robeson, Pennsylvania were stunned when 23-year-old Ashley Kline went missing on New Year's Eve. The 12-day search turned up several suspects until investigators uncovered suspicious text messages.

The missing and murder rates of Indigenous women are disproportionately higher than any other group. So when beautiful Jalajhia Finklea vanished the day before her 18th birthday, her Wampanoag Tribe members immediately took action.

When reliable 22-year-old, Molly Jane Matheson, didn't show up for work, her mother Tracy drove to her Fort Worth, Texas apartment to check on her. Tracy's grim discovery quickly uncovered a string of related crimes.

When mother of two, Deanna Cook, missed her daily call to her mom, her family began to worry that Deanna's "stalker" may have had something to do with it. After texting and calling Deanna, her family called 911.

After 26-year-old rideshare driver Carolina Vargas drove a nice stranger to his hotel, she didn't have qualms about giving him another ride. But her trusting gesture turned tragic and Carolina was forced to fight for her life.

Rising social media Influencer Alexis Murphy was on her way to a hair appointment, but never arrived. When a photo of her abandoned car was posted on-line, her worried loved-ones knew something was terribly wrong.