Sally, a girl of the tenements, is being raised by three bachelor foster-fathers, a pawnbroker, an organ-grinder and a peddler, and is very happy preparing their meals and keeping the house, while the old men bask in the attention she gives them. However, this happy home is broken up when Sally wealthy aunt appears on the scene and takes Sally back to her luxurious penthouse in order to give her the advantages of money and social position. But Sally's heart is back across the river with her plumber sweetheart, Jimmie Adams.