The story is laid in an imaginary principality, where, on the death of the king, the throne goes to the Madcap Queen, who has a jealous rival in the person of Prince Hendrick. The American tourist meets with an accident and is rescued by the Queen's men. For a lark the Queen poses as one of her maids, and it is a case of love at first sight between herself and the American tourist. In a tavern the tourist overhears a plot of Prince Hendrick to overthrow the Queen, and he, thereupon, goes to warn her of the danger. The Prince attacks the palace but the Queen and her followers escape through a secret passage and arrive safely at her hunting-lodge. The American tourist secures reinforcements and in a thrilling fight restores the Queen to her throne. Prince Hendrick is killed. Realizing the impossibility of a love match between them, the American leaves the Queen forever.
—Moving Picture World synopsis