 A humble organ grinder is married to a barren woman. The pair would like to adopt a child but are too poor. Suddenly a miracle seems to happen:she s pregnant. Unfortunately the baby dies and the man is forced, through hardship, to buy one from a chorus girl who wants to get rid of him. After a short time even his wife dies and the poor man brings up the child on his own, singing in taverns to make ends meet. The father and son s humble life is upset when the real father of the boy reappears and wants his child back. The two men fight to get the custody of the boy.