In the 1960s, Richard Kuklinski was working as a lab tech porn films until his mob boss to convince him to change his career into that of a contract killer. For years, Kuklinski get a reputation for cold-blooded professionalism, even as he raised in a family who were kept in the dark about his true career. Unfortunately, the last political mob forced him to secretly work independently with mental Robert'ong. Freezy'Pronge. As much as Kuklinski trying to keep my life separate, circumstances and his own weakness threatens a terrible collision as the consequences of his choice eventually catch up to him.