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We Have Always Lived in the Castle scene guide

Charles and the House Key

Charles’s key lets him move deeper into the Blackwood house, and Merricat feels his presence in every room. She takes his gold watch chain, nails it to a tree, then asks him to go away. He refuses, and the chapter ends with Constance and Charles talking as if they have “plans to make.”

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Illustration for Charles and the House Key

Major characters

  • Mary Katherine Blackwood · Mary Katherine Blackwood, known as Merricat, is an imaginative, watchful eighteen-year-old whose fierce devotion to Constance shapes her world. She uses “magic” and guarded routines to resist the hostile village, making her both a protective sister and an unsettlingly private guide.
  • Constance Blackwood · Constance Blackwood is the house-bound guardian of her family’s routines, remembered by Merricat as “the most precious person” in her world. Her kindness, careful cooking, and devotion to Merricat make the house a refuge, yet fear leaves her torn between protecting the past and facing change.
  • Julian Blackwood · Julian Blackwood is a frail survivor who “could not” visit the village, relying on Constance while working through papers that preserve the family’s past. His questions and firm defence of his manuscript make him a witness to history and a vulnerable presence.
  • Charles · Charles arrives claiming to “help us”, but his resemblance to the sisters’ father and his interest in Blackwood possessions make him seem like a claimant to their inheritance. His confident, controlling manner unsettles Constance and turns Merricat against him.

Key themes

  • Isolation · Isolation makes the Blackwood home feel like refuge and prison: Constance stays in the garden, while Merricat returns from the village to the gate, believing she is “safe” only inside. Their withdrawal protects their bond, yet preserves fear, stasis, and happiness cut off from change.
  • Sisterhood · Merricat and Constance’s sisterhood anchors their household: they give each other protection, comfort, and belonging while the village rejects them. Their love is genuine, but “all that is left” reveals a dependence that keeps them safe, isolated, and bound to the past.
  • Change · Change begins beneath Merricat’s belief in “stable possessions,” then becomes a threat when Charles enters the house. The fire and damaged home show that resisting disruption preserves safety only by shrinking the sisters’ world into fear and isolation. 

Why it matters

When Charles starts acting as if the house and its treasures belong to him, is Merricat protecting her home, or revealing how fragile that “secure” world really is? This chapter turns small objects, like a key and a watch chain, into signs of power, possession, and exclusion.

Important quotations

  1. “...all the time. And I agree with him. Uncle Julian should be cheerful.” “Why should he be cheerful if he’s going to die?” “I haven’t been doing my duty,” Constance said. “I don’t know what that means.” “I’ve been hiding here,” Constance said slowly, as though she were not at all sure of the correct order of the words. She stood by the stove in the sunlight with color in her hair and eyes and not smiling, and she said slowly,...”

    Constance admits withdrawal has trapped the household (Chapter 3)