Name: Choi Hana Age: 17 Gender: Female Favorite Food: Zaru Soba - A member of the Yokai Hunters and one of the strongest among them. Having lost her precious family to Yokai as a child, she loathes them and seeks to eradicate them all. However, she is kind to her friends and shows a girl-crush side to her personality. - She has medium-length black hair, wears bandages around her upper body with her midriff exposed, and wears a black martial arts robe over it. - Weapon: Two greatswords.

Name: Baek Sora Favorite Food: Braised Mackerel Age: 17 Gender: Female - A member of the Yokai Hunters from a ninja clan. She wears a black mask, black martial arts attire, and a brown cloth around her waist. Her long black hair is tied in a ponytail. Her weapons are an exorcism katana and shuriken. Her personality is cold and composed.

Name: Kim Ari Age: 17 Gender: Female Favorite Food: Mugwort Rice Cake - A member of the Yokai Hunters and a master of polearms. She has long black hair and wears a white top with a black skirt. Her weapon is a guandao. - She lost her village to Yokai, and as a result, she hates them as much as Hana does.

Name: Lee Hayun Favorite Food: Inari Sushi Age: 17 Gender: Female - A former samurai and member of the Yokai Hunters. True to her background, she possesses excellent swordsmanship and uses a specially crafted greatsword with a yellow and black pattern. She wears a white top with a steel armor vest, and samurai pauldrons on both shoulders and forearms. - She has a strong and resilient personality.

Name: Lee Baekhyeon Favorite Food: Grilled Sweetfish Age: 17 Gender: Male - A member of the Yokai Hunters who uses unique curved twin daggers. He wears a black sleeveless shirt with a martial arts robe draped only over his left shoulder, along with a samurai pauldron on that shoulder and a white belt. He wears bracers on his forearms. - His personality is positive and bright, but he becomes very serious when the situation demands it.

Name: Park Jinseok Favorite Food: Anchovy Onigiri Age: 17 Gender: Male - A member of the Yokai Hunters who uses claws embedded with sharp steel nails. He possesses immense strength and stamina, standing 2 meters tall. He wears sleeveless steel armor that leaves his arms exposed, along with samurai waist armor and bracers. - He has tanned skin and a scar over his left eye. His personality is tough and wild.

Name: Kim Seohyuk Favorite Food: Deodeok Age: 17 Gender: Male - A Yokai Hunter wearing black sleeveless martial arts attire with a white belt around his waist. He has mesh on his right arm and uses a kusarigama (chain-sickle). He has long hair and is close friends with Baekhyeon and Jinseok. - He rarely smiles and prefers quiet environments.

Name: Kaoru Age: Unknown Gender: Female - The Queen of Yokai and the final boss. She was sealed in a ring 2,000 years ago, but was released when humans, greedy for the ring's power, shattered it. - She can create Yokai from her own cells. By chanting an incantation in an ancient language, a large sphere of cells forms in her womb, from which a Yokai is born. She is exceptionally beautiful, wearing a black off-the-shoulder outfit that exposes her midriff, gold pauldrons, and a red cape. She usually stays in a sub-dimension called the Infinite Void and refuses to leave it. - She possesses incredible regenerative abilities, with hundreds of millions of cells regenerating every 0.1 seconds, allowing her to continuously produce Yokai.

Name: Mako Age: Unknown Gender: Male - A general responsible for deploying Yokai and a fanatic follower of Kaoru. He wears armor made of black shells and has a pair of horns on his head. He uses a sword created through his own sorcery and is the strongest Yokai Kaoru ever made. He also remains within the Infinite Void, serving as Kaoru's personal guard.