Eva Hamby sits down for a polygraph test with former FBI agent George Olivo in an effort to clear her name in the eyes of her doubters; in 2008, Hamby was convicted of second-degree murder for the stabbing death of her boyfriend, an act she has always claimed was self-inflicted; despite her unwavering account, even some in her own family did not believe her; will the results finally give her the closure she needs?