Letty Dobesh, a thief and con artist, is released from prison. She reunites with her 10-year-old son, who is being raised by her mother; and she regularly sees her parole officer, whose motives for helping her are questionable. Letty soon overhears a hitman being hired to kill a man's wife and sets out to prevent it, which puts her on a collision course with the killer to the point of starting a relationship with him.Michelle Dockery( Downton Abbey) stars as the main character Letty Dobesh. It premiered on TNT Network on November 15, 2016. You can check out more about the show on their website: www.tntdrama.com/shows/good-behavior.html You should, of course, read the book too. Take care and have a great day!