Tobio Ikuse
The main character of the series. A second year high school student and the current possessor of the Longinus, Canis Lykaon.
Sae Toujou
Tobio's childhood friend who went missing after sea accident on their school trip inside a luxury liner.
Lavinia Reni
A witch from the Magician Organization, Grauzauberer, and the possessor of the Longinus, Absolute Demise.
Natsume Minagawa
One of the possessor of the Four Fiends.
Kouki Samejima
A delinquent and possessor of one of the Four Fiends.


The founder and Governor General of the Fallen Angel organization, Grigori.
Vali Lucifer
The possessor of the Longinus Divine Dividing.
A cadre of Grigori.

Utsusemi AgencyEdit

Hanezu Himejima
The leader of the Utsusemi Agency.
Kazuhisa Doumon
A member of the Utsusemi Agency.