D.Gray-man Hallow (stylised as "D.Gray-man HALLOW") is an anime series adapted from the Katsura Hoshino's manga, D.Gray-man. Produced by TMS Entertainment and 8PAN, and directed by Yoshiharu Ashino, it acts as a sequel to the previous D.Gray-man anime series and follows a young Exorcist named Allen Walker from the Black Order which are in charge of destroying weapons, known as Akuma, using objects known as "Innocence". The Akuma are created by an ancient sorcerer known as the Millennium Earl, who is allied with the immortal Noah Family. The plot focuses on Allen's connection with the Noah and his ally, Yu Kanda, who is planned to use by them.