Chapter 21 (Chapter 18) Summary: Mary’s Vivid Samhain Flashback

⚠️ 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

The chapter opens on the prison deck of the ship. Mary is half-asleep when a sailor arrives; Bridie willingly leaves with him, earning the contempt of the other women. Sarah calls her a whore, and Aoife dismisses her as a fool. Mary remains silent, thinking of her sister Eliza.

The narrative then dives into a flashback to Samhain night, the turning point of the sisters’ lives. Their father had ordered them to stay inside, away from the bonfires and spirits. While huddled under blankets, Eliza begins a story about a merrow (a mermaid) who married a fisherman. Mary cuts her off, angry that Eliza clings to the memory of their mother, whom Mary believes drowned herself. Mary insists their mother is dead and never cared for them. Hurt, Eliza runs out into the Samhain night. Mary follows her to a stream, where she finds Eliza waist-deep in the freezing water, claiming she is searching for the tír fo thuinn – the land beneath the waves – where their mother might still live. Mary drags her out and apologises. Just then, they are discovered by Byrne.

Back in the present, Bridie returns. Sarah’s small daughter Annie cries with hunger. Bridie offers the extra food she obtained from the sailor – salt pork and biscuit – to Sarah, insisting only that Annie survive the voyage. Mary curls up, feeling the gnaw of hunger and a new pain in her feet from the bilge water. She recalls how her father tried to protect them from water, which took their mother.

Key Events

Bridie leaves the prison deck with a sailor, clearly trading sex for food.
Mary has a vivid memory of Samhain night: she and Eliza argue about their mother, Eliza runs to a stream, and Mary rescues her.
Byrne appears at the stream, ending the flashback.
Bridie returns and shares the sailor’s food with Sarah for her daughter Annie.
Mary notices her feet are burning from prolonged contact with bilge water, which echoes the danger of water from her childhood.

Character Development

Mary: Her flashback reveals the deep anger she still harbours toward her mother for abandoning her and Eliza. She sees herself as the “stronger sister” who must protect Eliza from dangerous fantasies. On the ship, she is silent and withdrawn, but physically reacts to the water’s effect on her body.
Eliza: In the memory, Eliza is the dreamer who refuses to accept her mother’s death, believing in the magical tír fo thuinn. Her running to the stream shows her vulnerability and her pull toward water – a trait that may be more than childish imagination.
Bridie: Previously viewed with suspicion, Bridie now shows a pragmatic, even generous side when she shares her hard-won food with Sarah’s child. She justifies her actions as survival, not pleasure.
Sarah: Initially hostile toward Bridie, hunger forces her to accept the food for her daughter, highlighting the desperation of motherhood.
Aoife: Her rejection of Bridie (“Sasanach whore”) shows the persistence of national and moral prejudices even in extreme circumstances.

Themes, Symbols, or Motifs

Water as Threat and Temptation: Water is consistently dangerous – it took Mary’s mother, it nearly takes Eliza on Samhain, and now the bilge water is causing Mary physical pain. Yet it also calls to Eliza as a place of reunion.
Samhain and the Supernatural: The flashback is set during Samhain, a time when the boundary between worlds thins. Eliza’s belief in the tír fo thuinn and the merrow story ties water to the Otherworld.
Female Solidarity and Transaction: Despite their differences, the women on the ship create a harsh economy of survival. Bridie trades her body for food and then shares it; Sarah must swallow her pride to feed her child.
Memory and Guilt: Mary’s flashback is driven by guilt – she regrets the cruel words that drove Eliza away. The memory haunts her in the present.
The Merrow Story: The merrow tale combines Irish folklore with Mary’s family history. Eliza clings to it as a way to keep their mother alive, while Mary rejects it as fantasy.

Why This Chapter Matters

This chapter deepens the novel’s central mystery: what truly happened to Mary and Eliza’s mother? The Samhain memory suggests the mother may have drowned, but Eliza’s insistence on the tír fo thuinn leaves the possibility of a supernatural explanation open. It also establishes a pattern – water lures Eliza and harms Mary – that will likely intensify. The present-day scene with Bridie and Sarah shows how the women form fragile alliances and how hunger strips away moral judgments. Mary’s physical pain from the bilge water hints that the sea itself is becoming an active agent in the story, possibly connected to the sisters’ inherited heritage.

📝 Study Questions and Answers

1. Why does Mary react so angrily when Eliza tells the merrow story?
Mary believes their mother deliberately drowned herself, abandoning them. She thinks Eliza’s fantasies are a harmful denial of a painful truth, and she resents being forced to remember a mother who “didn’t care” for them.

2. What does the tír fo thuinn represent for Eliza?
It is a mythical land beneath the waves where she hopes her mother still lives. For Eliza, it symbolizes the possibility that death is not final and that the love of her mother can still be reached, unlike Mary’s acceptance of loss.

3. How does Bridie’s action in this chapter complicate the other women’s judgment of her?
Earlier, the women condemn Bridie for sleeping with a sailor. But when she shares the food she received, she shows selflessness and concern for a child’s survival. The chapter challenges easy moral labels, suggesting that in extreme circumstances, such transactions are acts of survival, not shame.