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My Broken Mariko (2022) Plot Summary & Timeline

My Broken Mariko (2022) movie poster

My Broken Mariko is a 2022 drama film directed by Yuki Tanada, running 1 hour 25 minutes. This page retells the whole story in 207 words (about 1 minute to read) and covers 12 key events in order, 7 characters, where and when it is set and 3 themes. Looking for the cast, ratings and where to stream it? See the movie page for My Broken Mariko.

to read the plot summary
1 min
key events in the timeline
12
characters profiled
7
themes explained
3
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My Broken Mariko (2022) movie poster
Released
Runtime
1h 25m
Director
Yuki Tanada
Genre
Drama
Original language
Japanese
No spoilers

What Is My Broken Mariko About?

The premise of My Broken Mariko in 361 words, with nothing given away. The full story follows below.

When Tomoyo Shiino receives the heartbreaking news that her close friend Mariko Ikagawa has taken her own life, the world around her seems to tilt on an unseen axis. The film opens in the muted corridors of an everyday office, where the ordinary rhythm of work suddenly collides with a profound personal loss. Shiino, a seemingly ordinary office worker, is thrust into a quiet internal storm, haunted by the realization that she never saw the signs of Mariko’s anguish. The atmosphere is suffused with a lingering melancholy, punctuated by the soft hum of city life that feels oddly distant from the weight pressing on her heart.

Compelled by a mix of guilt, love, and an unspoken promise to her departed friend, Shiino makes a daring choice: she retrieves Mariko’s urn from the hands of her abusive father, a figure whose presence looms like a cold shadow over the memory she wishes to protect. This act is less a rebellion than a tender act of reverence, a way to give Mariko the dignity she was denied. The film paints this moment with a gentle, almost reverential tone, emphasizing the quiet courage it takes to honor a friend’s final wish.

The journey Shiino embarks upon is less about distance than about navigating the emotional coastline of grief. Her destination is Marigaoka Cape, a place Mariko longed to see, where the sea meets the cliffs in a whisper of wind and salt. The coastal setting becomes a character in its own right—its breezes carrying the promise of peace, its horizons offering a place where memories might settle like smooth stones on a shore. The tone remains contemplative, inviting the audience to feel the pull of the tide as both a literal and metaphorical force.

Through Shiino’s eyes, the story explores how love can transform sorrow into a pilgrimage of the heart. The film balances the stark reality of loss with the delicate hope that somewhere, in the quiet expanse of the ocean’s edge, a sense of closure may be found. The mood lingers between solemn reflection and the fragile optimism that honoring a friend’s dream might bring a soothing balm to a wounded soul.

Full plot

What Happens in My Broken Mariko?

The complete story of My Broken Mariko, from the first scene to the last, in 207 words (about 1 minute). Spoilers throughout. Names in the text link to 4 cast member pages.

Spoilers ahead

Tomoyo Shiino, an office worker, receives news that her friend Mariko Ikagawa has died by suicide. Having met Mariko recently without noticing any signs of distress, Tomoyo is consumed by guilt over her inability to recognize Mariko’s suffering. Determined to do something for her late friend, Tomoyo resolves to steal Mariko’s ashes, believing that Mariko’s Father—who subjected her to psychological and sexual violence—would not give her a proper memorial.

Armed with a knife, Tomoyo breaks into the Ikagawa household and seizes the ashes, intending to scatter them at Marigaoaka Cape, a place Mariko had once expressed a desire to visit. However, during her journey, she is robbed of all her belongings except the ashes. Soon after, a mysterious young man named Makio appears, offering her money and assistance. Though suspicious of his intentions, Tomoyo accepts his help and eventually reaches Marigaoaka Cape.

Upon arrival, overwhelmed by grief and guilt, Tomoyo impulsively attempts to jump off a cliff. However, at the last moment, she spots a girl who bears an uncanny resemblance to Mariko being pursued by a stalker. Acting on instinct, Tomoyo rushes to intervene, setting in motion a series of events that force her to confront her own despair and the unresolved pain of Mariko’s death.

Timeline

My Broken Mariko Timeline: Every Key Event in Order

12 key events in the order they happen, from “News of Mariko's death” to “Turning point toward a new path”. 12 events name a place, across 10 locations.

  1. 1

    News of Mariko's death

    Tomoyo, an office worker, receives word that her friend Mariko Ikagawa has died by suicide. She reflects on signs she missed and is overwhelmed by guilt for not noticing Mariko's suffering.

    Where:Office

  2. 2

    Guilt sparks resolve

    Haunted by guilt, Tomoyo vows to do something meaningful for Mariko. She decides to reclaim Mariko's ashes to ensure a proper memorial, believing Mariko's abusive father would not honor her memory.

    Where:Tomoyo's home

  3. 3

    A plan forms

    Tomoyo arms herself with a knife and plans to steal Mariko's ashes from the Ikagawa household. She believes taking the ashes is the only way to honor Mariko's memory.

    Where:Ikagawa residence

  4. 4

    Breaking in and seizing the ashes

    In a night-time break-in, Tomoyo enters the Ikagawa household and forcibly takes the ashes. She intends to scatter them at Marigaoaka Cape, a place Mariko had once wanted to visit.

    Where:Ikagawa residence

  5. 5

    Robbed on the road

    During her journey to the cape, Tomoyo is robbed of nearly everything except the ashes. The loss intensifies her determination to carry out her plan.

    Where:On the road

  6. 6

    Mysterious Makio appears

    A mysterious young man named Makio appears, offering money and assistance. Tomoyo is wary but accepts his help as the path to the cape becomes precarious.

    Where:Along the road

  7. 7

    An uneasy alliance

    Despite doubts about Makio’s motives, Tomoyo accepts his help and the two press onward toward Marigaoaka Cape. The partnership feels provisional and tense.

    Where:Road toward Cape

  8. 8

    Arrival at Marigaoaka Cape

    They reach Marigaoaka Cape, the place Mariko had wished to visit. Tomoyo is overwhelmed by grief and guilt as she contemplates what she has done.

    Where:Marigaoaka Cape

  9. 9

    The impulse to jump

    Overcome by despair, Tomoyo impulsively attempts to jump off a cliff. The attempt marks a sudden turning point in her emotional state.

    Where:Marigaoaka Cape cliffs

  10. 10

    A look-alike girl and a stalker

    At the cliff, Tomoyo spots a girl who bears a striking resemblance to Mariko being pursued by a stalker. She rushes to intervene, unsure of what she will find.

    Where:Marigaoaka Cape cliffs

  11. 11

    Intervention triggers revelation

    Tomoyo’s intervention triggers a chain of events that forces her to face the unresolved pain of Mariko's death. She begins to confront her own despair rather than escape it.

    Where:Cape vicinity

  12. 12

    Turning point toward a new path

    The sequence of intervening and choosing action over surrender marks a turning point for Tomoyo. The film leaves her at a precipice, with the future shaped by the choices she begins to make.

    Where:Cape

Characters

Who Are the Main Characters in My Broken Mariko?

7 characters, among them Tomoyo Shiino (Mei Nagano), Makio (Masataka Kubota) and Mariko Ikagawa (Nao): who each one is and the part they play in the story. Every profile links to the actor’s page.

  • TS

    Tomoyo Shiino (Mei Nagano)

    Played by Mei Nagano

    An office worker seized by guilt after her friend's death. She resolves to steal Mariko's ashes to give her a proper memorial, a choice that drags her into danger and moral ambiguity. Her resilience is tested as grief drives risky decisions and exposes vulnerability beneath a composed exterior.

    • 💼 Corporate
    • 💔 Grief
    • 🗝️ Secret
  • Masataka Kubota as Makio (Masataka Kubota) in My Broken Mariko

    Makio (Masataka Kubota)

    Played by Masataka Kubota

    A mysterious young man who offers money and help to Tomoyo. His motives remain unclear, serving as a catalyst that destabilizes Tomoyo's trust and pushes her toward the Cape. His presence adds tension and unpredictable turns to the journey.

    • 🕵️‍♂️ Mystery
    • 🤝 Ambiguity
  • MI

    Mariko Ikagawa (Nao)

    Played by Nao

    The friend who died by suicide, whose experience of abuse from her father fuels Tomoyo's urge to intervene. Her memory drives Tomoyo's actions and the emotional stakes of the quest.

    • 🕯️ Memory
    • 💔 Trauma
  • MF

    Mariko's Father (Toshinori Omi)

    Played by Toshinori Omi

    The abusive figure whose psychological and sexual violence against Mariko is a central source of her trauma. His presence shapes Tomoyo's guilt and the farewell she seeks to grant her friend.

    • 🧯 Abuse
    • 🗝️ Control
  • KT

    Kyoko Tamura (Yoh Yoshida)

    Played by Yoh Yoshida

    A stalker pursuing a girl who resembles Mariko, embodying external danger and obsession that threaten Tomoyo's fragile resolve. Her actions heighten the film's tension and moral stakes.

    • 🕵️‍♀️ Stalker
    • 🎭 Obsession
  • YT

    Young Tomoyo Shiino (Tsugu Sasaki)

    Played by Tsugu Sasaki

    The younger version of Tomoyo, representing the roots of her determination and vulnerability. Her presence hints at childhood experiences shaping adult guilt and resilience.

    • 👶 Memory
    • 🌀 Origins
  • YM

    Young Mariko (Mei Yokoyama)

    Played by Mei Yokoyama

    The younger version of Mariko, whose experiences foreshadow the trauma that defines her later life and spurs Tomoyo's actions.

    • 👧 Memory
    • 🩸 Trauma
Setting

Where and When Is My Broken Mariko Set?

My Broken Mariko is set in Ikagawa household and Marigaoaka Cape (Present day). Here is why the time and place matter to the story.

When

Present day

Set in contemporary Japan, the story follows an office worker as she confronts a friend's suicide and a dangerous quest to honor her memory. The urban setting and a seaside journey anchor the narrative in modern social realities, where digital detachment and personal trauma intersect. The events unfold in a tense, immediate timeframe that underscores the film's themes of guilt, memory, and the consequences of acting on grief.

Where

Ikagawa household, Marigaoaka Cape

The Ikagawa household is the home where Mariko endured psychological and sexual violence, shaping Tomoyo's guilt. Marigaoaka Cape serves as Mariko's desired memorial site and the film's emotional climax, where Tomoyo contemplates closure. The contrast between the cramped domestic space and the open coastal area highlights isolation and the stakes of reclaiming a life cut short.

  • 🏠 Domestic
  • 🌊 Coastal
  • 🎭 Drama
Themes

What Are the Themes of My Broken Mariko?

3 ideas the story keeps returning to, among them Grief, Journey and Memory.

  1. 01

    Grief

    Tomoyo's guilt after Mariko's death drives the action. She steals Mariko's ashes to create a memorial, blurring moral lines in her attempt to honor a friend. The film examines how grief can morph into impulsive, morally ambiguous behavior and compel drastic choices.

  2. 02

    Journey

    The trek to Marigaoaka Cape becomes a physical pilgrimage that tests Tomoyo's resolve. Along the way, she relies on strangers and confronts vulnerability, revealing the cost of seeking closure. The journey also exposes the unpredictability of trust when a mysterious ally appears.

  3. 03

    Memory

    Mariko's suffering and memory haunt Tomoyo, shaping her sense of responsibility and the choices she makes. The film treats trauma as something persistent that surfaces through actions rather than words. Memory acts as a guide and burden, forcing confrontation with the past.

Tone & mood

What Kind of Film Is My Broken Mariko?

Melancholic in tone, with steady pacing and a straightforward story, going by the plot summary.

Tone
Melancholic
Pacing
Steady
Story
Straightforward
Intensity
High
Ending
Bittersweet

A heavy and emotionally intense drama that follows a woman's desperate journey through grief and guilt, punctuated by tense moments and culminating in a cathartic but bittersweet confrontation with loss.

  • grief-stricken
  • guilt-ridden
  • tense
  • desperate
  • melancholic
  • cathartic
  • grief and loss
  • suicide
  • friendship
  • trauma

Content notes: suicide, psychological abuse, sexual violence, grief.

Quiz

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FAQ

My Broken Mariko Plot Questions

5 quick answers about My Broken Mariko, taken from the plot summary, character guide and setting on this page and the film’s credits.

What is My Broken Mariko about?

When Tomoyo Shiino receives the heartbreaking news that her close friend Mariko Ikagawa has taken her own life, the world around her seems to tilt on an unseen axis.

Read the full plot summary

When and where does My Broken Mariko take place?

My Broken Mariko is set in Ikagawa household and Marigaoaka Cape (Present day). Set in contemporary Japan, the story follows an office worker as she confronts a friend's suicide and a dangerous quest to honor her memory.

The setting explained

Who are the main characters in My Broken Mariko?

The story follows Tomoyo Shiino (Mei Nagano) (played by Mei Nagano), Makio (Masataka Kubota) (played by Masataka Kubota), Mariko Ikagawa (Nao) (played by Nao) and Mariko's Father (Toshinori Omi) (played by Toshinori Omi); the character guide covers 7 characters in all.

All the characters

What are the main themes of My Broken Mariko?

The summary picks out 3 themes: Grief, Journey and Memory.

The themes explained

Who directed My Broken Mariko?

My Broken Mariko (2022) was directed by Yuki Tanada and runs 1 hour 25 minutes.

Yuki Tanada’s films

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