David Aldrich aspires to be an author. The publishers reject most of his manuscripts because they seem to lack realism. David struggles on, however, determined to succeed and kept happy by his love for Helen Chambers and for his bosom friend Morton, who is a young minister working among the people on the East Side.

The story of the training of a racehorse, the Whip, of the amnesiac nobleman who loves the horse, and of the villains who attempt to keep it from racing.

In the poorest section of the city lives Nell, who spends her days at her grandfather's bird store, finding constant delight in the companionship of her feathered friends. One day Nell's grandfather is run over by a car driven by Mr. Morris, a millionaire, who offers to purchase a bullfinch at a large price in order to forestall a damage suit.

Rich wastrel Baron Chevrial fritters his days and nights away pursuing a series of young lovelies and playing with their affections. He is smitten with the charms of Rosa, dancer of the Opera Comique, but marries the prominent Therese Beauchamp while still remaining involved with Rosa. Eventually a new woman enters his life and for a time he is oblivious to everything else until Rosa reenters his sphere.

Young minister Brand Cameron meets stage star Adrienne Durant at her father's humble country home. Believing her an innocent country girl, Cameron falls in love with her. She confesses her racier life and returns to New York. Cameron follows, unable to give Adrienne up, his parishioners denounce him and force him to resign. He departs, accepting a post in a tough lumber camp while Adrienne accepts the charge of a school for poor children. Later Faro Kate falsely accuses Cameron of fathering her child enraging the lumbermen who set fire to his church. Discovering Kate's baby is trapped inside Cameron risks his like to save the child causing Kate to retract her lie and Adrienne comes to join him in his new ministry.