Sissi is now the empress of Austria and attempts to learn etiquette. While she is busy being empress she also has to deal with her difficult new mother-in-law, while the arch-duchess Sophie is trying to tell the emperor how to rule and also Sissi how to be a mother.

After a wonderful time in Hungary Sissi falls extremely ill and must retreat to a Mediterranean climate to rest. The young empress’ mother takes her from Austria to recover in Madeira.

It is the year 2000 and the World Global Union is in charge, although other countries are allowed to elect their own government leaders, as long as they support the Union. When Austria's newly-elected president, played by Josef Meinrad, makes his inauguration speech he declares Austria independence and issues an edict ending Austria's financial support for the Global Union.

A long time-span of Austrian history (from the late 19th century to the years after world war II) is reflected in the ups and downs of a family of piano-makers in Vienna.