Gunsmoke - Season 7 Episode 12

Nina Sharkey has been miserable everyday she's been married to Lee, who only married her to get her father's money. They have received none of it. Lee says he is leaving for two weeks and has hired Jim Garza to look after the place. Lee has paid him $250, so when Lee gets back, Jim will say he and Nina have been fooling around. Then Lee will go to Nina's father and demand money to prevent a scandal. However, Jim falls in love with Nina and they want to marry, once she is divorced. Lee hires Harry Blucher to kill Jim. He does. Matt kills Harry. Nina kills Lee. Matt tells Nina she needs to come into Dodge with him. She says she can't, she has too many things to pack before Jim comes to pick her up.