Character Relationship Map: Masked Ward

Characters

• Shugo Hayami (played by Kentaro Sakaguchi) — protagonist

  Shugo Hayami is a doctor who arrives to cover Tsukasa Kosakai’s night shift just as the hospital siege begins. He treats the wounded Hitomi Kawasaki, communicates with the police, protects the patient...

• Hitomi Kawasaki (played by Mei Nagano) — supporting

  Hitomi Kawasaki is a hospital patient who is shot during the hostage crisis and receives emergency treatment from Shugo Hayami. Her identity becomes central to the mystery when the patient records and...

• Kaori Sasaki (played by Rio Uchida) — supporting

  Kaori Sasaki is a member of the hospital staff who is trapped inside during the siege. She and the other staff move cautiously through the building, destroy evidence, and prepare for a possible rescue...

• Hospital Director Tadokoro (played by Masanobu Takashima) — supporting

  Hospital Director Tadokoro leads the institution at the center of the siege and appears to know more about its history than he admits. His connection to the hospital’s concealed wrongdoing makes him i...

• Tsukasa Kosakai (played by Ryohei Otani) — supporting

  Tsukasa Kosakai is the hospital worker whose night shift Shugo Hayami arrives to cover. Kosakai is identified as Shugo’s senior, placing the character within the hospital staff hierarchy before the ma...

• Katsuhito Miyata (played by Show Kasamatsu) — supporting

  Katsuhito Miyata is a member of the hospital staff who is present as the workers prepare to continue caring for the patients. He is caught inside the locked-down hospital alongside Shugo Hayami and th...

Canonical Relationships

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

• Tsukasa Kosakai → Kaori Sasaki (Professional Hospital Colleagues)

  Kosakai is introduced as hospital staff, and Kaori is described as one of the staff navigating the siege.

• Tsukasa Kosakai → Katsuhito Miyata (Professional Hospital Colleagues)

  Kosakai is part of the hospital's medical staff, while Miyata and other staff continue working with the patients.

• Katsuhito Miyata → Hospital Director Tadokoro (Power Staff-Director Relationship)

  Miyata is part of the hospital staff, and Tadokoro is explicitly identified as the Hospital Director.

• Kaori Sasaki → Hospital Director Tadokoro (Power Staff-Director Relationship)

  Kaori is identified among the hospital staff, while Tadokoro is identified as the Hospital Director during the institutional crisis.

• Shugo Hayami → Hitomi Kawasaki (Professional Doctor-Patient)

  Shugo treats Hitomi Kawasaki after she is shot, providing emergency care inside the hospital.

• Shugo Hayami → Tsukasa Kosakai (Professional Junior-Senior Colleagues)

  Shugo Hayami arrives to cover Tsukasa Kosakai's night shift and is introduced as Kosakai's junior.

Story Dynamics

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

• Hospital Director Tadokoro → Hitomi Kawasaki (Unknown Institutional Connection)

  The hospital's hidden wrongdoing involves former patients, and Hitomi's identity is revealed to have a deeper significance connected to the hospital.

• Kaori Sasaki → Katsuhito Miyata (Alliance Staff Teammates)

  Kaori Sasaki and the other staff are forced to move carefully through the hospital during the siege.

• Shugo Hayami → Hospital Director Tadokoro (Conflict Truth-Seeking Opposition)

  Shugo challenges the masked man about messages and the hospital's concealed truth, while Director Tadokoro appears to know more than he admits.

• Shugo Hayami → Katsuhito Miyata (Alliance Hospital Colleagues)

  Katsuhito Miyata and the other staff prepare to continue working with the patients while Shugo covers the night shift.

• Shugo Hayami → Kaori Sasaki (Alliance Crisis Colleagues)

  Shugo communicates with the police while Kaori Sasaki and other staff move through the building and prepare for a possible rescue operation.

Story Analysis

A hospital siege gradually exposes institutional wrongdoing and forces Shugo to confront the truth surrounding Hitomi's identity.

Plot Progression

1. The Hospital Siege Begins
2. A Ward Under Threat
3. Clues Beneath The Records
4. The Buried Hospital Truth
5. Confronting Kawasaki 14