Paris, 1833. The famous composer Franz Liszt is friends with Chopin who introduces him to Countess Marie d'Agout. Very quickly Liszt falls in love and she, who is already married and has two children, abandons honor and reputation to follow him. They leave to live a great passion in Italy. Then, Franz Liszt gives concerts, the triumph awaits him everywhere. Little by little the fame of the composer will move the two lovers away.