[5] In Sweden, Eric Molander (Charles Farrell) professes his genuine love for Ingrid (Barbara Greene), the beautiful young granddaughter of baroness Lindenborg (Marie Tempest).

The travellers take refuge at the baroness's country estate; one of them, worldly Mario de la Costa (Eric Portman), uses his deceptive charm to steal the naive young Ingrid away from her honest-hearted lover.

With Paderewski's help – he plays a hauntingly beautiful rendition of Beethoven's "Moonlight Sonata" which soothingly calms the flighty-minded Ingrid and allows her to come to her senses – Eric exposes Mario as a shameless fortune-hunter who already has a wife, and the young hero and heroine are reunited.

During an after-concert gathering of his closest friends and business-associates, Paderewski begins to relate the details shown in the remainder of the movie, and how his playing of the Moonlight Sonata five years prior had helped cement the romantic bond between the little girl's mother and father.

For the rest he fits simply and unobtrusively into a simple story, speaking with slow precision and acting as naturally as if he were playing his part in real life";[6] while Leonard Maltin gave the film two and a half out of four stars, and noted "Well-made but stodgy romance, set in household of Swedish baroness, is excuse for screen appearance by famous concert pianist.