Melanie McGuire was living in New Jersey with her husband, Bill, a computer programmer, and their two young sons. They had just closed on a new $500,000 home when, one night, Bill vanished. Could Melanie, a petite nurse with no history of violence and no apparent motive, have taken her own husband’s life? Melanie says she and Bill were leading a life full of secrets that included gambling, threats of violence and a secret affair. But could she have drugged, shot, and even dismembered her husband?