Revolution breaks out in a small European kingdom, and a young princess is forced to flee for her life. She heads for the neighboring country, which just happens to be ruled by the king she is betrothed to. Unfortunately, the new revolutionary government won't let citizens leave, which she actually doesn't mind all that much because she's not particularly jazzed about marrying the elderly king. He sends a young naval officer to bring her across the border, but in order to do so they are forced into a marriage of convenience. Complications ensue.

The Theatre of Death in Paris specialises in horror presentations. A police surgeon finds himself becoming involved in the place through his attraction to one of the performers. When bloodless bodies start showing up all over town he realises there could be links with the theatre.

Young Austrian Archduke Paul "Gustl" Gustave is in an arranged engagement but his uncle, the emperor, decides to let Gustl carry on a fling with ballet dancer Lisl Gluck.