Hop-Frog and his friend Trippetta have been captured by one of the king's generals and brought back to the King as servants. Hop-Frog serves as jester to the king and Trippetta helps to plan and decorate for social events. She is also forced to dance for the king and his court. Both Hop-Frog and Trippetta are dwarves. The King and his ministers enjoy laughing at and abusing Hop-Frog. Even his name is the result of their making fun of the way he walks. When the abuse becomes unbearable, Hop-Frog devises and carries out an ingenious but horrific plan of revenge upon the King and his ministers.