In the 1700s, a beggar is tossed into London's Newgate jail, along with a pile of papers upon which his unfinished opera is scribbled. The beggar boasts to the other prisoners that his opera, unlike others of the day, is about a real person, the dashing highwayman Captain Macheath, who, dressed in a red coat, holds off the world with a pistol in each hand, seduces women with five notes of a tune, and generally leaps from misfortune. To the beggar's disappointment, the other prisoners point out that his hero Macheath is among them, in irons and behind bars, and Macheath, who is scheduled to be executed the next morning, admits that there is "no arguing with reality." Taking the first page of the opera, Macheath begins singing, and the beggar, encouraged by Macheath's good voice, urges him to continue, until the following story, the beggar's opera, is sung for the prison inmates: