Okgyu is curious, mischievous, and specializes in close-quarters combat. He is depicted as a character with a playful personality who is strong in melee fights.

Dari is the protagonist who transforms from innocent to cold-blooded. After experiencing a major incident, he casts aside his weakness and becomes strong, yet maintains a fierce sense of responsibility to protect his comrades.

Latte is prickly but serves as a vital ally and healer. She has a sharp personality and charisma, taking on the role of a practical healer or supporter.

Miyo is an innocent elementary school ghoul sister with latent potential. She is a subject of protection who hides the possibility of immense power within her fragile appearance.

Huni is kind, friendly, and gentle. He always aims for peace and dreams of the coexistence of ghouls and humans. As a cafe owner, he serves as a spiritual pillar helping Dari (the protagonist) accept and adapt to life as a ghoul for the first time.

Bludawn has a righteous and humane personality. While his strong convictions from his days as an investigator remain, he is now retired and maintains a close, unreserved relationship with Dari's group as a collaborator. As a retired CCG investigator, he assists Dari's group using his past experience and knowledge. He carries a scythe-like Quinque.