A young father disappears in southwest Florida. As his mother retraces his steps, she uncovers something ominous -- the last-known person to see her son alive has a strange and disturbing connection to another missing man.

Life is good for 12-year-old Garrett Phillips -- until he's brutally attacked while home alone. His killer jumps unseen from a window, leaving investigators with a vexing mystery.

When a charismatic paramedic and devoted mother is found dead and covered in paint in the basement of her western Massachusetts home, investigators work tirelessly to find the person responsible.

Two teenage girls from opposite corners of the United States fall for men who seem to care about them. Instead the girls are lured into human trafficking and coerced into prostitution.

A young mom goes out for the evening and disappears in Blanchard, OK. Her distraught husband begs police to help find her, but he isn't telling investigators the whole truth about his wife's secret life as an online prostitute.

In St. Petersburg, FL, Cabretti Wheeler and his friend, Kyle Ellis, are killed. When the only eyewitness vanishes, it's up to Cabretti's mom to help police solve the case, even if it means risking her own life for justice.

Margaret Purk is just days away from having her first baby when she and her unborn son are found dead of apparent suicide. Twenty-four years later, new clues lead investigators to reopen the case.

An 18-year-old woman vanishes from her convenience store job. Two brothers are arrested for the kidnapping, but only one is convicted. Years later a chilling new story emerges implicating three other men in the crime.

A small town is left on edge when a young mother is murdered inside her home. An early arrest and later, a surprising confession, point to a dark conspiracy and leads investigators to someone many people thought they knew.

When a mother of two is stabbed to death in her bedroom, police can't find any incriminating evidence. The case goes cold for years until a new detective uncovers a tiny clue that leads to an undercover sting to catch the killer.