Mitch McDeere is a fictional character from the novel "The Firm," written by John Grisham. He is a young and ambitious lawyer who graduates from Harvard Law School and takes a job at a prestigious law firm in Memphis. However, he soon discovers that the firm has a dark side, involving illegal activities and connections to organized crime. As the story unfolds, Mitch finds himself caught between his career aspirations and the moral dilemmas posed by the firm's unethical practices. He ultimately seeks to protect himself and his family while navigating the dangerous world of law and crime, showcasing themes of integrity and survival.