"A Plague of Butterflies" is a short story by American writer Orson Scott Card.
It was originally published in Amazing, in 1981,[1] and shortly afterwards in an anthology, edited by Card, entitled Dragons of Darkness.
The man explains to Amasa that Hierusalem was built and sealed off from the rest of the world to keep an evil dragon from going out and killing people.
When Amasa arrives at the city he finds out that the people who live there expect him to kill the evil dragon and save the queen.
The short story "A Plague of Butterflies" was made into comic in which appears in the January 2008 issue of InterGalactic Medicine Show.