The evil Hooded One surrounds the walled city of Atheia and offers the trapped citizens two choices: "Surrender or Die!" Fone Bone and his friends seek desperately for a way out so that Thorn can search for the mythological Crown of Horns - an ancient weapon that can defeat the Lord of the Locusts. Meanwhile, the unflappable and greedy Phoney Bone prepares his latest moneymaking scheme: making money! Finally, the usurper Tarsil himself corners our heroes in one of the biggest turning points in all of the Bone saga!