Johann I forsakes his wife Anna, who in turn occupies herself with young Johann's career.

Rivalry between father and son sparks, as young Johann challenges his father's reputation as "Waltz King" of Vienna.

Austria's 1848 revolution causes split loyalties: elder Johann sides with the Hapsburgs, but his sons support the rebel forces.

Broken health and a broken heart befall Johann I.

Family deaths overshadow Johann II's musical success.

Johann's wife dies, his mistress leaves, and his new bride proves less than enamoured.

Romance with a younger woman spells possible scandal for Johann.