King Fernando and his wife Queen Valeriana rule the Kingdom of Berbania. They have three children: Don Pedro, Don Diego and Don Juan. One night, King Fernando dreamed of Don Juan being murdered by two traitors, becomes frightened and so depressed that he would not even want to eat nor rest. He becomes ill and none of his constituents are able to cure him. Then how "IBONG ADARNA" (Bird named ADARNA) helps? Find the full story here, Facts about this poem.