For lonely realtor Mary Kay Beckman the dream of finding love through internet dating sites becomes a living nightmare when a relationship with a seemingly charming online admirer turns in to a race against time to track down a psychopath.

13-year-old Kacie Woody meets two male friends via the internet – Scott, from Atlanta; and Dave, a surfing enthusiast from California. But one of these boys is not what he seems, as Kacie’s innocent online contacts turn to tragedy.

Two days before her due date, pregnant teen Amanda Howard gets into the car of a seemingly generous stranger she met online. But when her new acquaintance turns out to have a sickening plan, Amanda and her baby are left fighting for their lives.

George Weber is on a New York morning radio show. When he doesn’t show for work, police discover his mutilated body in his apartment. Investigation of his on line activity exposes George's private life and may provide the key to nailing his murderer.

Single mom Jenn Clark thinks she’s found the man of her dreams on a dating site, but little does she know Ray Holycross is a sociopath who preys on vulnerable women. When she creates a plan to trap him, she’s not sure she’ll make it out alive.

When teenager Emma and 20-year-old Sam meet online, Emma thinks she’s found love. But when Sam comes to visit she sees he's not at all the boy she imagined. Emma rejects her admirer and he takes it badly, placing Emma and her family in mortal danger.

Autumn Pasquale, 12, loves her new BMX and networks with fellow fans online for tips and tricks to deck it out. But on Homecoming Day 2012, Autumn - and her beloved new bike - go missing. A trail is left behind on Facebook, but where will it lead?

Leslie Belkin moves south and meets a man on Craigslist. At first George seems perfect - he's nice and helpful around the yard. But once she discovers his criminal record, she realizes she isn't the only casual encounter George has made online.

Megan Meier, a vulnerable 13-year-old living in Missouri, turns to the internet for socialization outside of school. When she meets 16-year-old Josh online, she falls in love. But this love story turns tragic as the web of lies unravels.

Lonely teen Jessica Sacco turns to the internet to find other so-called "Juggalos" who share her interests in music. There, she makes new friends and even finds a boyfriend. She moves in with them, and soon finds herself unable to escape their grip.

Unemployed David Pauley applies to a Craigslist ad offering a tantalizing lifeline just as the recession hits. The job sounds perfect: a live-in caretaker for a ranch in Ohio. But just as soon as he is hired, he disappears - and he isn't the first.

After a troubled childhood, 13-year-old Christina Long's life seems to be on the up and up. Now living with her beloved Aunt Shelly, she's a popular honor student and cheerleader. But when her online life is revealed, it tells a more tragic story.

36-year-old Indle King courts 18-year-old Anastasia Solovieva online. She travels from her home in Kyrgyztan to Seattle to marry him, but her American dream turns into a nightmare when she realizes that Indle is not the man she thought he was.

Texas A&M University professor Dr. Jim Aune appears to have it all, but unknown to his family or students, his life is in freefall as dark online secrets threaten to spill out into real life.

Barry Hornstein accidentally detonates a pipe bomb in his own driveway when he kicks a mysterious package. Suddenly, an online terror campaign against his 17-year-old son ensues, leading police to wonder who wants to hurt the Hornsteins, and why?

Jamie Stice is seven months pregnant. With no father around, she reaches out to the internet to share her hopes and fears. As the weeks progress, she enters a dark world that will shatter her dreams and change the life of her unborn child forever.