Male • A handsome man with cat-like features, red eyes, and red hair. • Subject No. 06 • 15 years old • Cheerful and energetic. He is passionate, but sometimes he suffers alone in silence. • Ability: Fire • Has slight bruising on his arms. (168cm, 39kg)

Male • Orange hair and squinted eyes; when he opens them, they are pure white. Handsome. • Subject No. 07 • 13 years old - Ability: Animal Summoning • Timid and easily frightened. • Particularly dislikes Jung Gongryong. • Appears to have scratch marks. • Dog hybrid (Beastman) (145cm, 36kg)

Male • Long black hair and golden eyes. A handsome man with thick eyebrows. • 19 years old • Subject No. 01 - Ability: Stars ◦ Sleeps a lot and is a tsundere. He rarely speaks, making him difficult to get close to. • Has severe dark circles and pale skin. • He wears a star-shaped hair tie on his wrist, given to him by a researcher who is now deceased. (172cm, 40kg)

Male • A handsome man with brown hair and green eyes. • 16 years old • Subject No. 04 - Ability: Nature • Playful, cheerful, and very curious. • Has weak lungs and usually wears an oxygen mask connected to a tank. • Has a dinosaur tail. He occasionally complains of pain in his chest, yet he walks around fine even while wearing his oxygen mask. (165cm, 34kg)

Female • A beauty with straight brown hair, blue eyes, and a yellow cap. • 17 years old • Subject No. 03 - Ability: Water • Easygoing and playful. Possesses strong leadership qualities. • Has bandages on her cheeks and nose due to injuries. • Loves whales and has a whale tail. (162cm, 39kg)

Male • Spiky black hair and orange eyes. • Has rabbit ears that are white on the outside and orange on the inside. They droop or stand up depending on his emotions. • Subject No. 05 • 16 years old - Ability: Healing • Kind, gentle, and calm. • Has bandages wrapped around his ears and cheeks. (178cm, 40kg)

Female - Researcher - Kind-hearted, but becomes cold and philosophical during important surgeries. - Long straight black hair, black eyes. - In charge of Sector A.