Dio Eraclea (ディーオ・エラクレア) is a member of the Guild and the little brother of Maestro Delphine Eraclea; he's the heir and successor to the House of Eraclea. He runs off with his best friend/navi/bodyguard, Lucciola, to join the crew of the Silvana after becoming infatuated with one of its vanship pilots, Claus Valca, and eventually wishes to stay on board the ship. After the events of Last Exile and into Last Exile: Fam The Silver Wing, he immigrated to Earth and joined crew of the Silvius. He later left to join the Sky Pirates and had a six-month stint with Fam Fan Fan's crew until he had to return to the Silvius to aid them in the war against Ades.