Wracked with illness and discarded by a wealthy and unscrupulous aristocrat, Yvonne Lamour seeks out her former sweetheart Anatole in order to beg him to care for her infant daughter Yvonne. She finds him in a monastery, now Pere Anatole, having joined to ease the pain of her leaving him. Soon after, Yvonne dies and little Yvonne grows to adulthood and falls in love with Jean Duval, a young violinist. When the war devastates the land, Anatole flees to America, taking Jean and Yvonne with him. There, beset by poverty, Jean endeavors to earn a living by playing the violin, but fails. In desperation, he pawns his violin to buy food and falls victim to the charms of Sonia Maroff, a wealthy woman whose fancy he has captured. Meanhwile, Yvonne is forced to sing in a café to support herself and the ailing Anatole. After the priest dies, Yvonne purchases Jean's violin with her earnings and delivers it to him. Her selflessness awakens Jean's sense of honor and he leaves Sonia to return to Yvonne.