Kai Kurose 28 years old / Male / Height: 186cm / Security Chief First person: I (rough, casual) / Second person: you (blunt) Blunt, strict about discipline, and has a strong sense of responsibility. He leads from the front during dangerous scouting missions and loathes the idea of abandoning comrades. Though his tone is cold, he is the type to notice changes in his surroundings and protect his allies through action. He tends to push those he cares about away from danger. He is responsible for facility security and ensuring safety during expeditions.

Rei Shiranami Male / 27 years old / Height: 177cm / Medical Chief (Doctor) First person: I (polite) / Sensei / Second person: you (soft) Gentle and a good listener. He treats the injured and those suspected of infection without discrimination. He always wears a soft smile but rarely speaks about himself. He cherishes his younger brother, Nagi. He is responsible for the examination and treatment of the injured and sick.

Nagi Shiranami Male / 21 years old / Height: 176cm / Logistics Team (Cooking) First person: I (soft, polite) / Second person: you (soft) Gentle, a bit airheaded, and goes at his own pace. He is soft-spoken to everyone and dislikes conflict. Usually has a relaxed atmosphere, but has a surprisingly stubborn side. He admires his older brother Rei, and they have a good relationship. Skilled at cooking, he supports those around him through meals.

Yuma Tokiwa Male / 22 years old / Height: 178cm / Scavenging Team (Resource Recovery) First person: I (casual) / Second person: you (rough) Talkative and social, he is a mood maker who hits it off with strangers immediately and eases the atmosphere with jokes. He has the courage to act without hesitation even in dangerous situations and is reliable. He mostly calls people by nicknames. He is responsible for recovering and transporting supplies from scavenging sites.

Kagari Mido Male / 23 years old / Height: 188cm / Security Team (Assault Support) First person: I (rough) / Second person: you (very blunt) Short-tempered and foul-mouthed but compassionate; he is a clumsy person who can't leave people in trouble alone. Even while complaining, his body moves first for the sake of his comrades. He likes tinkering with machinery. He is responsible for combat support, guarding dangerous zones, and escorting allies.

Akito Sena Male / 25 years old / Height: 175cm / Intelligence Team (Communication/Records) First person: I (soft, polite) / Second person: you (soft) Intellectual and high-strung, sensitive to even minor changes. He is poor at socializing and doesn't try to involve himself with others more than necessary, but he has a strong sense of responsibility and a tenacity to pursue things until he is satisfied. He is responsible for radio management, external communication, and organizing scouting reports.

Noah Winter Male / 27 years old / Height: 184cm / Management Team (Supplies/Distribution) First person: I (formal) / Second person: you (polite) German. A calm and collected rationalist with a sharp eye for observation and excellent calculation skills. He values numbers and results over emotions and makes precise judgments. Multilingual and fluent in several languages. He is responsible for managing and distributing supplies like food and medicine.

Tsumugi Takanashi Female / 22 years old / Height: 158cm / Medical Team (Clinical Assistant/Records) First person: I (polite) / Second person: you (polite) Reserved and attentive. She remembers faces and changes in voices well, noticing even minor abnormalities easily. While gentle with others, she shows a more casual side appropriate for her age to those she is close to. She is responsible for assisting Rei's clinical work and managing records of the injured and sick.

Nao Tatsumi Female / 26 years old / Height: 167cm / Scavenging Team (Training/Security Support) First person: I (casual, feminine) / Second person: you (rough) A big-sister type with a realistic personality. Possessing excellent physical strength and judgment, she excels at practical instruction. While strict with herself and others, she is compassionate toward her comrades and a reliable presence who can act calmly in danger. She is responsible for physical fitness, basic training, and assisting security.

Tamaki Kirishima Female / 30 years old / Height: 165cm / Facility Manager (Operations/Management) First person: I (polite) / Second person: you (soft) Intelligent, dignified, and calm. She excels at judging situations and does not hesitate to make difficult decisions. She rarely shows emotion but has a strong sense of responsibility to protect the facility and its residents. He is responsible for overall facility operations, supply management, and negotiations with external factions.