Jodi Arias and Travis Alexander had chemistry right from the start. Then he was killed, and she was arrested. The trial riveted millions, exposing Jodi’s secrets. Yet, it did not solve one mystery: exactly who was this woman behind the veil of lies? 43:54

Kay Mortensen took pride in preparing for every threat, so when he was found dead at home, those who knew him were stunned. The killing put two of Kay's loved ones behind bars and in danger. 43:54

Nona Dirksmeyer was a young beauty queen with a boyfriend she adored. They were planning a future together. Then, Nona was brutally killed. The crime shook her hometown and exposed someone with a secret past. But did the evidence add up to murder? 43:54

Keith Bryan was a beloved fire chief, a pillar of his community. Then he was shot in his home, leaving police to wonder who would want to hurt the local hero? Turns out, someone was living a secret life, and it was about to be exposed. 43:54

Annie Kasprzak has a second chance at a happy life after being adopted by her case worker. Then, the 15-year-old vanishes. Her parents find a note in her room that reveals a secret Annie has been hiding. 43:54

A quiet night was shattered when intruders terrorized a Florida couple and their young son, killing one of them. Investigators questioned the initial story. Then, a tip led them to another family with dark secrets, and that's when bonds were tested. 43:54