Height: 152cm
Blood Type: Claims to be O
Birthday: March 31st

The heroine of this work. A Ikaishi (soldier fighting against Yomu) from a line capable of manipulating blood. However, her ability is considered a heresy amongst Ikaishi, and she's kept at a distance. After certain events it became hard for her to deal with yomu, so she lost her source of income, and now she lives in poverty. Her hobbies are bonsai and unpleasant blogs. She's a high school freshman. A girl who manipulates blood.

Height: 171cm
Blood Type: A
Birthday: October 7th

The protagonist of this story, a half-yomu with immortality. Because he's such a rare being, he's unable to be either a medium or a yomu, leaving him isolated, but he lives his life turning his eyes away from that fact. He really likes glasses, and fashions himself a glasses-lover. Half-yomu

Height: 165cm
Blood Type: AB
Birthday: November 1st

The second child of the Nase family, a well known family of mediums. She's with Akihito to keep an eye on him, but she's actually very worried about Akihito. She's able to talk openly and frankly with Akihito, but her behavior is sadistic by default. She's president of the literature club and a high school sophomore. Sadist.

Height: 178cm
Blood Type: B
Birthday: February 21st

The oldest child of the Nase family, a well known family of mediums, and Mitsuki's older brother. There was an incident between him and Akihito in the past, but now the two of them joke together. He's a big siscon. As a bad side-effect of his spiritual powers, he's very sensitive to cold, and always wears a muffler. He's a high school senior. The man who watches over others.