Missing Persons Squad have to solve the case of a 28-year-old female marketing executive who appears to have simply walked away from every thing in her life, having left everything of hers behind. She was last seen by her doorman on the night that she vanished, her apartment appears to be intact with even her purse and cell phone left behind in her apartment. Her parents and co-workers reveal that she is a hard worker, and that she is a loner and had just been dumped by a married co-worker with whom she had an affair. A security tape from her apartment building shows her walking away into the night. Jack fears that she is lost forever until a ransom note appears on her mother's email list demanding a million dollars for her safe return.