After being captured for attempting to assassinate the leader of Kumogakure, the Raikage, and killing Jounin from Kirigakure and Iwagakure, Naruto is imprisoned in Houzukijou, a criminal containment facility also known as the Blood Prison.
The master of the castle, Mui, uses the ultimate imprisonment jutsu to steal power from the prisoners. In this place, something is aiming for Naruto's life. The battle to prove his innocence and uncover the truth has begun for Naruto and his friends.
(Source: AnimeAvenue)
Characters & Voice Actors

Mui
Main
Terasoma, Masaki
Japanese
Ryuuzetsu
Main
Sonozaki, Mie
Japanese
Uzumaki, Naruto
Main
Takeuchi, Junko
Japanese
A
Supporting
Billingslea, Beau
English
Aburame, Shino
Supporting
Akamaru
SupportingRecommended for you
My Cultivator Girlfriend
ONA
13m
X - The Movie
Movie
97m
Yao Jing Zhong Zhi Shou Ce
ONA
21m
Amazing Nuts!
Music
10m
Hero Mask 2nd Season
ONA
24m
Hua Jiang Hu Zhi Bu Liang Ren
ONA
15m
Mirage of Blaze
TV
24m
Kimba the White Lion
TV
25m
Kishin Houkou Demonbane (TV)
TV
25m
Lupin III: Babylon no Ougon Densetsu
Movie
100m
Akiba's Trip The Animation
TV
23m
BLOOD-C
TV
23m
Buzzer Beater
TV
25m
Robotech: The Masters Saga
TV
23m
Granblue Fantasy The Animation Season 2 Extras
Special
23m
Comments