Calle Lundgren is a shop assistant and spends most days as errand boy for Nisse and flirting with the ladies, especially a girl called Amanda. One day Calle read in the newspaper that he is the sole heir to a Swedish American millionaire who has just died.
Jean Bazard (Carl Barcklind) and the lawyer Alphonse Carrel (Arvid Hammarlund) are rivals of the beautiful Rose Legrange (Maja Cassel), but Bazard wins her love. Carrel is more successful in his shameful economic speculations together with banker Leroux (Manne Göthson), who is Roses's uncle.
