Plot Analysis Summary
A mirror-linked haunting produces family violence, a cursed recording, and renewed trauma for Akane years later.
Story Structure — 4 Plot Phases
A House Under a Mirror's Shadow
The Isobe family moves into a house marked by an earlier murder. A mirror spirit possesses Atsushi, who abuses Mirai and turns against his family.
Key Events
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Move Into the Haunted House — The Isobe family moves into the house where Mariko's family was murdered. Characters: Atsushi Isobe, Mirai Isobe, Kentarô Isobe, Miho Isobe
Location: New Isobe family house
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Mirror Spirit Possesses Atsushi — A spirit from a mirror possesses Atsushi and changes his behavior. Characters: Atsushi Isobe
Location: Isobe family house
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Atsushi Abuses Mirai — Atsushi distances himself from the family and sexually abuses Mirai. Characters: Atsushi Isobe, Mirai Isobe
Location: Isobe family house
The Isobe Family Massacre
After failing his test, Atsushi kills members of his family, including Mirai. He records his last words in the forest and dies by hanging.
Key Events
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Atsushi Fails His Test — After failing a test two days before Christmas, Atsushi begins a family murder rampage. Characters: Atsushi Isobe
Location: Unspecified
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Father Killed in His Sleep — Atsushi bludgeons his sleeping father with a baseball bat. Characters: Atsushi Isobe, Kentarô Isobe
Location: Isobe family house
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Grandmother Strangled — Atsushi puts a noose around his delusional grandmother and strangles her. Characters: Atsushi Isobe, Old Lady in White
Location: Isobe family house
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Stepmother Stabbed — Atsushi stabs his stepmother from behind in the kitchen. Characters: Atsushi Isobe, Miho Isobe
Location: Kitchen
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Sister Set on Fire — Atsushi drags his sister to the bathroom, soaks her in gasoline, and sets her alight. Characters: Atsushi Isobe
Location: Bathroom
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Mirai Murdered — Atsushi saws off Mirai's head. Characters: Atsushi Isobe, Mirai Isobe
Location: Mirai's room
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Atsushi Records His Last Words — Atsushi records his last words with Mirai's head before hanging himself. Characters: Atsushi Isobe, Mirai Isobe
Location: Forest
A Curse Carried by Cassette
Yasukawa describes the cassette as a curse that kills its listeners and cannot be destroyed. Fumiya's delivery to the house exposes him to the victims' ghosts, and he later kills Chiho after mistaking her for the grandmother's ghost.
Key Events
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The Cassette Becomes Cursed — Yasukawa says the cassette kills its listeners and cannot be discarded or destroyed. Characters: Hideki Yasukawa
Location: Unspecified
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Fumiya Delivers a Cake — The delivery boy brings a Christmas cake and is tormented by the victims' ghosts. Characters: Fumiya Hagimoto
Location: Isobe family house
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Fumiya Kills Chiho — Fumiya mistakes Chiho for the grandmother's ghost and stabs her repeatedly. Characters: Fumiya Hagimoto, Chiho Tanemura, Old Lady in White
Location: Fumiya and Chiho's apartment
Akane's Guilt Returns
Seven years later, Akane and her friends play Kokkuri, and the board spells Mirai's name. Yuka is killed by the elderly ghost, while Akane's guilt resurfaces and Mirai's ghost leaves her a bear keychain.
Key Events
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Akane Plays Kokkuri — Seven years later, the friends play Kokkuri and the board spells Mirai's name. Characters: Akane Kashiwagi, Mayumi Yoshikawa, Yuka Kanehara
Location: School
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Yuka Encounters the Ghost — Yuka encounters the grandmother's ghost, which kills her. Characters: Yuka Kanehara, Old Lady in White
Location: School restroom
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Akane Remembers Mirai — Akane recalls not helping Mirai and is haunted by guilt and disturbing visions. Characters: Akane Kashiwagi, Mirai Isobe
Location: Near the former Isobe house
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Mirai Leaves Her Keepsake — Mirai's ghost appears to Akane and leaves her bear keychain. Characters: Akane Kashiwagi, Mirai Isobe
Location: Akane's home