Character Relationship Map: Ice

Characters

• Hitomi Landsknecht (played by Junko Minagawa) — protagonist

  A seasoned combat leader within the survivor group, responsible for tactical planning and organizing defenses against bioterrorism in the ruined Tokyo.

• Yuki Eyecity (played by Erena Ono) — protagonist

  A resourceful survivor with strong analytical and technical skills, providing strategic intelligence and supporting the group's long-term survival efforts.

• Aoi (played by Tomomi Kasai) — supporting

  A central survivor who embodies resilience and moral conviction, navigating the psychological weight of being part of the last generation of women.

• Julia (played by Akira Ishida) — supporting

  A knowledgeable figure with ties to pre-catastrophe scientific research, advocating for biological engineering as a viable path to restore humanity.

• Mint (played by Eri Kitamura) — supporting

  A combat-capable survivor who actively participates in defending their settlement against bioterrorism and environmental hazards.

• Satsuki (played by Kurumi Mamiya) — minor

  A dedicated member of the survivor network, contributing to resource gathering, ration distribution, and community maintenance in the harsh environment.

• Kisaragi (played by Yoshino Ootori) — minor

  A pragmatic survivor focused on maintaining internal order and morale, often mediating disputes over different survival strategies.

• Murasaki (played by Natsuki Sato) — minor

  A resilient survivor who adapts to the ruins of Tokyo, contributing to daily survival operations and supporting the group's overall morale.

• Usuha (played by Yu Imai) — minor

  A cautious and observant survivor who monitors environmental changes and tracks potential bioterrorism threats across the city.

• Rinne (played by Yuko Oshima) — cameo

  A steadfast member of the survivor group, focused on endurance, preserving remaining human knowledge, and maintaining hope for the future.

Canonical Relationships

Family, romantic, and professional connections based on plot evidence.

• Julia → Aoi (Professional Researcher & Medic) — Medical professional assisting genetic research with clinical data and treatment.
• Julia → Mint (Professional Scientist & Field Agent) — Researcher coordinating with field agent to collect biological samples and data.

Story Dynamics

Alliances, conflicts, and narrative interactions that evolve throughout the story.

• Yuki Eyecity → Satsuki (Alliance Patrol Partner) — Joint security operations team monitoring safehouse perimeters.
• Usuha → Rinne (Social Acquaintance) — Peripheral survivor connection maintaining community cohesion in the safehouse.
• Kisaragi → Murasaki (Alliance Teammate) — Reconnaissance pair conducting hazardous underground route surveys.
• Aoi → Satsuki (Social Companion) — Emotional support bond among survivors coping with post-catastrophe trauma.
• Hitomi Landsknecht → Julia (Conflict Ideological Opponent) — Clash between pragmatic violence for survival and genetic engineering as long-term salvation.
• Yuki Eyecity → Mint (Alliance Teammate) — Scouting and perimeter defense partner maintaining safehouse security.
• Hitomi Landsknecht → Aoi (Alliance Teammate) — Combat support partner providing tactical backup during bioterrorism engagements.
• Hitomi Landsknecht → Yuki Eyecity (Alliance Teammate) — Core survival duo coordinating combat and defense operations in the ruined city.

Story Analysis

After a catastrophe destroys most of humanity, surviving women confront extinction, violence, responsibility, and the possibility of biological renewal.

Plot Progression

1. Ruins After the Catastrophe — A catastrophe has devastated humanity and left Tokyo in ruins. Small groups of women survive while the future of the species becomes uncertain.
2. Questions About the Disaster — The survivors consider whether human warfare, scientific arrogance, biological warfare, or genetic engineering caused the catastrophe. Responsibility and blame shape their understanding of the past.
3. Survival Through Violence — Bioterrorism and other threats force the surviving women to use violence. Their struggle becomes a conflict between condemning human behavior and continuing human life.
4. Two Visions of Humanity — Some survivors accept that they may be the last generation, while others seek a biological solution. The future remains suspended between extinction and survival.