No Woman is allowed into Karlstejn Castle! Yet the enamoured Daniele Kolářová and the equally enamoured Jana Brejchová manage to spend one night in disguise in the Castle despite the strict royal ban.
In 1900, Stepha, the vivacious 30 year old daughter of a wealthy couple, agrees to marry her cousin Paul, who has accumulated large debts as an Austrian army officer. Paul refuses to work or to consummate the marriage, and then his health steadily declines.
The fisherman Fuksa fishes in the creek an old bottle and he sells it to innkeeper Merta. When Merta opens it, a genie appears, who can fulfill all his wishes.
