Hiromi Asai and Michiko Oshitani

This thread traces a friendship that shelters Hiromi in childhood, reconnects after decades, and becomes the route by which a buried family secret is exposed.

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The Friend Who Stayed

The Friend Who Stayed Childhood Loyalty When Hiromi Asai becomes the target of cruel school gossip about her mother, Michiko Oshitani continues visiting her and invites her to her own home. Other girls sometimes exclude Michiko for standing by Hiromi, but Michiko does not make that cost a reason to withdraw. A Lasting Memory Michiko’s loyalty gives Hiromi a connection to ordinary childhood life at a time when her family is falling apart. Years later, Michiko remembers small details about their school days that others have forgotten. The friendship remains uneven in memory—central to Hiromi’s survival then, but not equally understood by everyone around them.

A Reunion After Decades

A Reunion After Decades An Unexpected Visitor Michiko finds Hiromi at Meijiza Theater during the tense dress rehearsal before her major production opens. She greets her with familiar warmth and recalls their youth, while Hiromi is busy and initially irritated by the interruption. Their old ease soon returns despite the thirty years between them. A Request Refused Michiko explains that she believes she has found Hiromi’s mother at a retirement home and asks Hiromi to confirm her identity. Hiromi refuses, describing the woman as someone who abandoned her and whose actions led to her father’s death. Michiko accepts the refusal and does not force the issue, but the conversation leaves their renewed connection carrying a painful subject.

A Promise of Reunion

A Promise of Reunion Shared School Memories As Hiromi walks Michiko toward the stage door, Michiko recalls their former teacher, Seizo Naemura, and asks whether Hiromi still exchanges New Year’s cards with him. Hiromi says she has not been in contact with him since moving on to high school, while Michiko admits she once tried and failed to find him for a class reunion. Hope Without Pressure Michiko invites Hiromi to attend if the reunion ever happens, and Hiromi answers that she will come if her schedule allows. The exchange is light and hopeful, a small sign that the women might renew their friendship beyond a single visit. The promise also unknowingly points toward Naemura, whose disappearance will soon become part of the investigation.

The Recognition That Kills

The Recognition That Kills An Unplanned Encounter Michiko decides to stay in Tokyo to watch Hiromi’s play, although she has no ticket arranged in advance. At the theater she recognizes Tadao Asai, Hiromi’s supposedly dead father, and calls out to him. Her recognition is grounded in an old friendship: she remembers the family man she knew, not the identity he has assumed. Friendship Meets Danger Michiko believes she has found an important truth and follows Tadao into his apartment, expecting to learn more about Hiromi’s family. Instead, Tadao kills her to prevent the secret from returning to the authorities and threatening his daughter. A friendship that once protected Hiromi is ended by the very loyalty and memory that made Michiko seek the truth.

Friendship’s Last Consequences

Friendship’s Last Consequences A Life Reconstructed The detectives learn that Michiko’s visit to Tokyo was prompted by her wish to reconnect with Hiromi and help resolve the uncertainty about her mother. Her colleagues remember her as caring and generous, while Hiromi remembers the warmth of the friend who had stood by her at school. Neither woman could know that the reunion would lead to a fatal encounter with Tadao. An Irreversible Bond Michiko’s death forces Hiromi’s hidden family history into the open and leads the police toward the truth about Tadao. The friendship’s meaning therefore survives as more than nostalgia: Michiko’s concern for Hiromi becomes a decisive, if tragic, act. Her return to Hiromi’s life exposes the secret that the father and daughter had carried for decades.

After Atsuko leaves the family

March 9, before the first performance at Meijiza Theater

At the end of their March 9 meeting

After Michiko attends the opening performance

As the murder investigation closes in on Hiromi