Acqua of the Back (後方のアックアKōhō no Akkua), real name William Orwell (ウィリアム＝オルウェル Wiriamu Oruweru), is a character from the Toaru Majutsu no Index series. He's a mercenary from the United Kingdom and is a Saint of terrific power and a powerful magician. He's a member of God's Right Seat and works on behalf of the Roman Orthodox Church to exterminate all who have been declared the enemies of God and unholy.
He first appears in the God's Right Seat Arc where he is a recurring antagonist being the secondary antagonist for most of the story arc and appearing in the Acqua of the Back Arc as the titular main antagonist. Similar to that of Vento of the Front, he is betrayed by his former superior Fiamma of the Right and must stop him from acquiring Godhood. At the end of World War III with Fiamma's defeat and the dissolution of God's Right Seat, he goes back to using his real name and becomes an ally of Touma Kamijou.
Acqua of the Back is the only member of God's Right Seat to have his real name revealed.
Gallery[]
