laid down, it was over. >> green county, virginia. 2009. 28-year-old patrick shemorry is caught on tapet hit man boasting about completing an assignment, the assassination of patrick's estranged wife starla knight. friends and relative are baffled over the description of the real estate agent as the architect of a murder for hire scheme. >> mr. shemorry does not if it the profile of a killer. >> where'd you put her remains? >> the lake. tied up with some chains i bought from the dump yard. >> uh-huh. >> that bitch dropped so easy, man. my stomach dropped. >> as the man prosecutors call witness number one records him with a hidden camera, patrick reacts with calculated detachment. proof the authorities say the air force veteran truly wanted his wife killed. >> i don't know why he didn't consider divorce instead of murder. maybe there was some sort of worry or fantasy involved. maybe there's something deeper inside of him that preferred the violent option. maybe there was a level of antipathy or anger with her that divorce wouldn't satisfy. >> patrick admits he seems emotionless on camera