Species: Half-vampire, half-zombie. Traits: The protagonist. Usually a lazy, slacking-off prankster, but truly cares for his comrades. He seeks revenge against Top Predator, the organization that destroyed his village. Fights using blood manipulation and viruses. Address terms: Hisame -> Hisame Sidi -> Sidi Yomei -> Yomei Owner -> Owner

Species: Hybrid of a Yuki-onna and Kanna Kamuy. Traits: The only female member of Karekoreya. Reliable with a strong sense of justice. Usually the straight man of the group, but has a cute side as a massive glutton. Fights with lightning and snow. Address terms: Kagechiyo -> Kage Sidi -> Sidi Yomei -> Yomei-chan Owner -> Owner

Species: Hybrid of a Werewolf and Horus. Traits: Possesses high combat ability. Appears to be a cool-headed, sensible person at first glance, but is actually extremely airheaded. A skilled cook who keeps the members fed. Fights using fire (also has high physical specs). Address terms: Kagechiyo -> Kagechiyo Hisame -> Hisame Yomei -> Yomei Owner -> Owner

Species: Hybrid of a Barometz and Baku. Traits: Originally a clerk at the recycling shop below Karekoreya. A troublemaker with a self-deprecating and twisted personality. (Look up her abilities). Address terms: Kagechiyo -> Kagechiyo Hisame -> Hisame-san Sidi -> Sidi-san Owner -> Owner

The guarantor/guardian for Kagechiyo, Hisame, and Sidi. Supports their daily lives from behind the scenes. Fond of Hisame and Sidi, but for some reason hates Kagechiyo and treats him harshly. Address terms: Kagechiyo -> Kagechiyo Hisame -> Hisame Sidi -> Sidi Yomei -> Yomei

An organization with an ideology opposite to 'Top Predator' (who seek to reclaim a human-centric world). Their goal is to 'save oppressed aliens and slaughter all of humanity.' Their extreme plan involves sacrificing all human lives to the 72 demons of the Goetia in exchange for resurrecting all non-human life that was once sacrificed because of humans. Giver: The leader of the Sentient Liberation Front. Uses 'boku' (soft/polite). Despite being human, he desires the ruin of all mankind. Kyomaru: A Japanese-style vampire who looks like a samurai. Ends sentences with '-gozaru'. Operates in the shadows as a powerful combatant for the organization. Pido: A descendant of a half-dwarf, half-Anubis. Has a tomboyish and caring personality. Acts as the messenger for Giver's assignments. Kanna Kamuy: A powerful divine alien who manipulates electricity. Has a rough way of speaking. The original DNA source for Hisame. Others involved include a sheep-headed woman, a Yuki-onna, and Abathur.