is a Japanese
manga series written and illustrated by
Katsura Hoshino. The series tells the story of a boy named Allen Walker, a member of an organization of
Exorcists who make use of an ancient substance called Innocence to combat the
Millennium Earl and his demonic army of Akuma. Many characters and their designs were adapted from some of Katsura Hoshino's previous works and drafts, such as
Zone.