Set in 1960s New York City, in an unexpected new world--the high-powered and glamorous "Golden Age" of advertising--where everyone is selling something and nothing is ever what you expect it to be. The drama unfolds around Don Draper (Jon Hamm), the biggest ad man in the business. As he calls the shots in the boardroom and the bedroom, he struggles to stay a step ahead of the rapidly changing times and the young executives nipping at his heels.