Black Butler: Book of Circus
![Black Butler: Book of Circus](assets/artwork/1x1.gif)
![Black Butler: Book of Circus](/assets/artwork/1x1.gif)
When Ciel's parents are murdered, he trades his soul for the loyalty of a demon butler who helps him prowl the London underworld in search of revenge.
Starring
Daisuke Ono,
Akiko Yajima,
Maaya Sakamoto