When a popular ladies' man befriends a beautiful stranger online, he learns the hard way that not every woman is worth the chase or who they appear to be online.

After not hearing from her daughter, Jessica Sacco, in a week, Sue Taynor goes to Jessica's house to see if she's there and isn't prepared for what she finds.

Social media provides an outlet for a young mother to escape her tumultuous personal life, but when online secrecy leads to rumors of infidelity, detectives find her with a knife to the chest, and no suspects around.

When a popular college freshman sends an ominous tweet within hours of her murder, detectives use the girl's social media accounts to piece-together the events surrounding her untimely death.

A young woman shares details about her troubled relationship on social media and is later found murdered and her husband is viciously attacked. Detectives unravel years of secrets between the couple that lead to this unexpected tragedy.

When a high school football star and his friend are attacked, social media posts imply that one of the victims is leading a double life.

When a career opportunity presents itself via social media, a naïve girl ignores warning signs and accepts a suspicious friend request. When she disappears a week later detectives uncover a case of mistaken identity.

Sarah Ludemann thought she had the perfect life and perfect boyfriend, but when she realized she was sharing her man with another girl, social media became a vicious battlefield of jealously and threats that spilled over into real life.

Social media posts fuel the flames of jealousy in a teenage love triangle. When things get out of hand one Florida teen learns the hard way that posting threats and insults online aren't as easily forgiven as a click of the mouse.

When good intentions turn into mixed signals, dangerous wires get crossed. With the help of the Internet and a CIA operative, "unfriending" leads a Tennessee couple to their deaths.