Overview: Tenement dweller Molly Moore, trying to forget her crooked past and go straight, runs a cheap restaurant in the underworld district in order to educate her younger sister Marion.
Overview: Wealthy businessman Carson Burr discovers first-hand the problem of social unrest when he loses his cook and his chauffeur and he is insulted by a waiter. Burr runs for mayor to improve the labor situation and is elected. The editor of The Red Messenger organizes the streetcar drivers to begin a general strike, but Burr manages to break up the strike
Overview: Mary and her son Buster live in a single room in the slums of the city, having been deserted by their husband and father, wealthy Spencer Wellington. While selling newspapers, Buster meets Wang.
Overview: Having endangered his life by foolishly gambling away funds entrusted to him by the Carbonari, an Italian secret society, London banker Bernard Huddlestone appeals to Northmour, an adventurer, for protection. Northmour takes Huddlestone and his daughter Clara to his castle in Scotland, offering them safety in return for Clara's hand in marriage. There Clara encounters Frank Cassilis, an old adversary of Northmour's, and falls in love. Trouble brews between the two men, but when the Carbonari discovers Huddlestone's hiding place and storms the castle, the fugitives band together to fight the avengers. Coming to the realization that only his sacrifice will appease the attackers, Huddlestone steps out and meets his death. Northmour, deciding that married life would prove too monotonous, gives up his claim on Clara to Cassilis.
