"Black Monday" is an American comedy series set in the late 1980s in the United States. The story revolves around a group of financiers who try to profit from the economic crisis that has hit their country. After the stock market crash, a large number of Wall Street workers are left unemployed and struggling to make ends meet. Using their intelligence, cunning, and extraordinary ambitions, the brokers find various loopholes that allow them to become wealthy to some extent.