Petro Divetri - the younger brother of the famous sorceress, Risa Divetri - just wants to be left alone. His family is from the ruling family in Cassafort, and this brings him unnecessary attention from bullies and those who want to ingratiate themselves. And when Petro and his best friend, Adrio, are sent to distant Nascenza for a midsummer festival, their personalities change. Their prank turns bad when Adrio is kidnapped, mistaken for Petro, by rebels determined to overthrow the king. With the help of Emilia, a castle guard who wants to prove her worth, Petro must save his friend and defeat the political threat to all of Cassaforte.