Prim professor Immanuel Rath finds some of his students ogling racy photos of cabaret performer Lola Lola and visits a local club, The Blue Angel, in an attempt to catch them there. Seeing Lola perform, the teacher is filled with lust, eventually resigning his position at the school to marry the young woman. However, his marriage to a coquette -- whose job is to entice men -- proves to be more difficult than Rath imagined.
Vienna glove-sales-lady Christel falls in love with Russian Czar Alexander. Austrian Prince Metternich tries to use this and other pleasant diversions to keep him out of the negotiation conferences of the 1815 Vienna Congress.
Aspiring singer Susanne takes over one night for her sick friend, a small-time female impersonator, and finds unexpected fame when everyone believes that she is actually a man. While touring London, complications arise as a local womanizer catches on to her game.
