Chapter summaries The Margaret Atwood 4-Book Bundle Margaret Atwood

Chapter 90: The Golden Lock – Summary and Analysis

⚠️ Spoiler Warning: This guide contains detailed spoilers for the entire novel. Proceed only if you've finished reading or are comfortable knowing the plot.

Summary

Approaching the end of her story, Iris reflects on the need to hurry. She invokes wolves and dead women as companions, acknowledging that her motives have been less pure than she believed – revenge, not simply justice. She opens Laura’s five school notebooks, expecting confessions about an affair with Alex Thomas. Instead, she finds a Latin translation of the Aeneid’s Dido episode, where Iris cuts the golden lock to release Dido’s soul. Laura questions the meaning of the lock, and Iris deflects. Other notebooks contain a photograph of Laura and Alex, a list of Alex’s strange words, and a mathematics notebook with dates and code words. The coded entries reveal that Laura never had a sexual relationship with Alex; she was recording Iris’s own encounters. Iris realizes the truth has been before her eyes all along.

Key Events

  • Iris describes her weariness and the nearness of the story’s end, invoking supernatural aid.
  • She ties her own past actions to the idea that blind justice is dangerous.
  • Iris cuts the string on Laura’s five notebooks: Mathematics, Geography, French, History, Latin.
  • She reads Laura’s translation of Virgil’s Aeneid, Book IV, focusing on Iris cutting Dido’s golden lock.
  • Laura asks why the lock must be cut; Iris gives a dismissive answer.
  • The French notebook contains Alex Thomas’s list of invented words.
  • The mathematics notebook lists dates with place names and X marks, forming a pattern.
  • Iris decodes the list: the X marks coincide with her own sexual encounters with Alex Thomas, not Laura’s.
  • She concludes that Alex and Laura were never lovers; Alex belonged to Laura only in a different way.

Character Development

  • Iris: Confronts her own blindness and self-deception. She admits her earlier desire for justice was really revenge. Her view of herself as a pure-hearted narrator collapses.
  • Laura: Posthumously revealed as a witness who recorded the truth in a coded diary. She did not betray Iris but instead preserved evidence of Iris’s affair.
  • Alex Thomas: His role is recontextualized – he was not Laura’s secret lover but rather Iris’s, and his special language was shared with Laura as a private game.

Themes, Symbols, or Motifs

  • The golden lock: Symbolizes the release of the soul from a body tormented by love and despair. Iris cutting the lock mirrors Proserpine’s act, but here it is Laura who, by leaving the translation, cuts the lock of Iris’s self-deception.
  • Blind justice: Iris equates herself with Justitia – blind, wielding a sword – and realizes her pursuit of revenge has wounded her. The imagery of blind gods recurs from earlier chapters.
  • Writing like an angel: Laura is said to write like an angel – sparingly but to the point. Her notebooks, like angelic messages, record sins and deliver disturbing news.
  • The notebooks as a palimpsest: Each school subject hides a secret layer. The coded mathematics notebook is the key to the novel’s central mystery.

Why This Chapter Matters

This is the climactic revelation of the novel’s major secret. Iris had assumed Laura and Alex Thomas were lovers, leading to decades of bitterness and a narrative steeped in jealousy. The discovery that Laura was recording Iris’s own affair reshapes the entire story. It forces Iris – and the reader – to reinterpret every previous chapter. The chapter also deepens the novel’s meditation on storytelling, memory, and the ways we misread the evidence in front of us.

Study Questions and Answers

1. Why does Iris describe her heart as “not pure” at the start of the chapter?
Iris admits that she initially wanted justice but recognizes she really wanted revenge. She equates her own motives with those of someone about to do harm, questioning the purity of her recollections and her account of Laura’s life.

2. What does Laura’s Latin translation reveal about her state of mind?
The translation of Dido’s death – complete with Laura’s question about the golden lock – shows Laura’s fascination with release from suffering. She views Dido’s death as merciful, hinting at her own despair and willingness to leave her body, which foreshadows her suicide.

3. How does the coded mathematics notebook change the reader’s understanding of the affair?
The notebook lists dates paired with place names and X marks. Iris decodes the X marks as occurrences of her own sexual encounters with Alex Thomas. The “O” at the end indicates the end of the pattern, proving that Laura never had sex with Alex – she was instead recording Iris’s secret relationship.

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