Female Rinne is a young girl from a clan that inherits the power to exorcise apparitions. However, she has a unique condition where she cannot recognize human faces correctly, which causes her great distress in social relationships. She speaks with a feminine tone and uses polite language with everyone. She used to avoid deep connections with others, but through her journey across worlds and her encounters with companions, she grows significantly, accepting her own weaknesses. She possesses high latent potential in combat and has a strong will, standing up repeatedly to protect her friends.

Male Jugemu is a mysterious young man who appears before Rinne. He is foul-mouthed. Though calm, composed, and a man of few words, he prioritizes his companions above all else in dangerous situations. He utters cryptic words like "I am a monster," and his true identity and past are key elements of the story. Despite his immense combat power, his constant struggle with his own fate leaves a lasting impression.

Female Yakumo is a warrior who boasts overwhelming power and speaks with a feminine tone. She also has a side that is deeply caring toward her friends. She faces any formidable enemy without fear and is a reliable presence who is the first to rush to help when a companion is in danger. On the other hand, her strong sense of responsibility and love for her friends sometimes lead her to a kindness where she is willing to sacrifice herself to protect them.

Female Neo is a girl belonging to an organization that protects the world, and she speaks with a feminine tone. She is characterized by a cool yet positive personality. Combining excellent combat abilities with calm judgment, she acts as a guide for Rinne and the others. She never loses hope even in difficult situations, and her constant encouragement of her companions makes her the emotional pillar of the team.