As violinist Alfred Wantez embarks on a concert tour leaving his wife Olga and son Billy at home he is attacked by a tramp on his way to the train. The tramp steals his clothes, knocks him unconscious then boards the train. When the train is wrecked the tramp is killed and buried as Wantez. Meanwhile Alfred is found and cared for but has no idea of his identity. Becoming an itinerant musician, he wanders to the seaside where by happenstance Olga and Billy are vacationing. Upon hearing him play “Hearts and Flowers” Olga is drawn to the street where she finds Alfred doesn’t recognize either, she or Billy. She turns to her friend Dr. Allen who performs an operation that restores the violinist’s memory.