Predator’s Gold Summary: Mortal Engines Book 2 Recap
TL;DR: Quick Briefing
Two years after London’s destruction, Tom Natsworthy and Hester Shaw fly the Jenny Haniver across a frozen world where cities devour each other.
When a pompous historian named Pennyroyal hires them, Green Storm gunships force them into the path of Anchorage—a plague-stricken ice city on a desperate journey toward a mythical green land.
Philip Reeve’s Predator’s Gold continues the Mortal Engines Quartet with a story of survival, betrayal, and fragile hope in the High Ice.
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- What it is: Book 2 of the Mortal Engines Quartet, a YA steampunk adventure set in a post-apocalyptic world of moving predator cities.
- Core story: Tom and Hester become entangled with Anchorage, an ice city fleeing across the Arctic, while multiple factions—Green Storm, Arkangel, and Grimsby’s Lost Boys—pursue their own agendas.
- Central conflict: Hester’s jealousy over Tom’s bond with Freya leads her to betray Anchorage, setting off a chain of events that forces her to seek redemption.
- Key themes: Municipal Darwinism, myth-making, revenge, love and jealousy, resurrection and loss.
- Ending: Anchorage reaches the green shores of Vineland, Tom survives a gunshot, and Hester discovers she is pregnant.
Who Is Predator’s Gold For?
This book suits readers who enjoy young adult science fiction with steampunk elements and post-apocalyptic settings.
The narrative features multiple perspective shifts, fast-paced action sequences, and political faction dynamics. Readers who appreciate character-driven stories with morally complex protagonists may find Hester’s internal conflict and redemption arc engaging.
The novel’s arctic setting, mobile city concept, and themes of survival and betrayal align with dystopian adventure fiction.
Those seeking a continuation of the Mortal Engines Quartet will find direct follow-up to the first book’s events.

Predator’s Gold Summary: Full Story (Spoilers Ahead)
Warning: Major spoilers for the entire book follow.
The story picks up two years after the fall of London. Tom Natsworthy and Hester Shaw now trade aboard their airship, the Jenny Haniver. While docked at Airhaven, they meet Professor Nimrod Beauregard Pennyroyal, a famous author seeking passage south.
Green Storm gunships ambush the Jenny Haniver shortly after departure. Tom escapes through the moving city Novaya-Nizhni, but the airship’s engines fail. They drift into the Ice Wastes until Anchorage, a small ice city, rescues them.
Anchorage is devastated by a plague that killed most of its people. Its young ruler, Margravine Freya Rasmussen, has set course for America based on Pennyroyal’s book.
Tom becomes curator of her museum and grows close to Freya, while Hester feels increasingly isolated.
Hester witnesses Tom and Freya kiss and flees with the Jenny Haniver. She sells Anchorage’s coordinates to Piotr Masgard of Arkangel, demanding Tom as payment. Blinkoe then kidnaps her and delivers her to the Green Storm base at Rogues’ Roost.
Meanwhile, Lost Boy burglars from Grimsby have infiltrated Anchorage. Caul, a fourteen-year-old, takes Tom to meet Uncle, who offers to help rescue Hester. Tom climbs to Rogues’ Roost, is captured, and Caul detonates spy-crabs to save him.
Hester and Tom escape as Stalker Fang—resurrected Anna Fang—seizes control of the base. They race back to Anchorage as Arkangel closes in. Hester kills Masgard, but Pennyroyal shoots Tom and steals the Jenny Haniver.
Scabious cuts away Anchorage’s broken wheel. Arkangel sinks through thin ice while Anchorage drifts free. Caul arrives with a map proving Vineland is real, and Anchorage settles on the green shores of North America.
Tom survives, Hester learns she is pregnant, and the city begins a peaceful new life. Freya keeps Hester’s betrayal a secret.
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Characters In This Book
| Character | Role |
|---|---|
| Tom Natsworthy | Former London Apprentice Historian turned airship pilot who becomes curator of Anchorage’s museum |
| Hester Shaw | Scarred survivalist and pilot of the Jenny Haniver who betrays Anchorage out of jealousy |
| Professor Nimrod Beauregard Pennyroyal | Fraudulent “Alternative Historian” whose fabricated books inspire Anchorage’s journey |
| Margravine Freya Rasmussen | Sixteen-year-old ruler of Anchorage guiding her city to America |
| Søren Scabious | Chief Engine Master of Anchorage and inventor of the Scabious Spheres |
| Windolene Pye | Former navigator’s secretary, later nurse and wife to Søren Scabious |
| Smew | Anchorage’s dwarf servant serving as chauffeur, footman, chamberlain, and chef |
| Caul | Fourteen-year-old Lost Boy burglar from Grimsby who aids Tom and delivers the Vineland map |
| Uncle (Stilton Kael) | Leader of Grimsby’s Lost Boys operating an underwater espionage network |
| Skewer | Arrogant Lost Boy burglar who deposes Caul from command |
| Gargle | Ten-year-old novice Lost Boy who frees Caul from execution |
| Sathya | Commander of the Green Storm base at Rogues’ Roost |
| Stalker Fang | Resurrected cyborg built from Anna Fang’s corpse |
| Dr. Popjoy | Former London Engineer who constructs cyborg Stalkers |
| Piotr Masgard | Leader of Arkangel’s Huntsmen pursuing ice cities |
| Widgery Blinkoe | Antiques dealer who drugs Hester and sells her to the Green Storm |
| Aakiuq | Harbour master of Anchorage |
| Mrs. Aakiuq | Wife of the harbour master |
Layers of Meaning: What Drives the Story
| Theme | How the Book Presents It |
|---|---|
| Municipal Darwinism vs. Environmental Renewal | Mobile cities consume each other for survival, while Anchorage’s journey ends in a static, green land. The contrast between predatory traction cities and peaceful Vineland shapes the novel’s climax. |
| Deception and Myth-Making | Pennyroyal’s fabricated travelogues inspire Anchorage’s journey to America. His lies create false hope that nevertheless drives the city toward a real destination. |
| Revenge and Fanaticism | The Green Storm’s crusade to destroy all cities stems from grief and ideological extremism. Sathya’s refusal to let Anna Fang rest leads to the creation of an unfeeling killing machine. |
| Love, Jealousy, and Redemption | Hester’s fear of losing Tom drives her to betray Anchorage to Arkangel. She must redeem this act through self-sacrifice during the climax. |
| Resurrection and Loss | Scabious grieves his dead son, Uncle harbors a bitter grudge, and Popjoy reanimates Anna Fang into a Stalker. Each case shows loss manifesting in destructive ways. |
Summary by Chapter
Spoilers for each chapter below. This book contains 35 chapters across 3 parts.
Part One
Chapter 1: Frozen North — Freya Rasmussen, the last surviving Margravine of Anchorage, wakes in her ice city. After a plague killed her family, she faces pressure from her advisors to decide on a destination. She orders Anchorage to set course for the Dead Continent of America.
Chapter 2: Hester and Tom — Hester Shaw and Tom Natsworthy have spent two years aboard the Jenny Haniver. At Airhaven, they observe Piotr Masgard offering gold for ice city coordinates. After Tom confronts Masgard, they are approached by Nimrod Pennyroyal.
Chapter 3: The Passenger — Pennyroyal hires them for passage to Brighton. Hester dislikes him, but Tom recognizes his name and accepts. Meanwhile, Widgery Blinkoe discovers Pennyroyal left on the Jenny Haniver and broadcasts the news secretly.
Chapter 4: Home of the Brave — Aboard the Jenny Haniver, Pennyroyal tells Tom about his expedition to America. Hester suffers headaches from his lecturing and reminds him that Old-Tech destroyed London. Pennyroyal describes discovering a hidden green wilderness.
Chapter 5: The Fox Spirits — Hester spots three Green Storm gunships pursuing them. Tom flees into the Tannhäuser Mountains and through Novaya-Nizhni. The pursuers crash, but the Jenny’s engines fail, leaving them drifting.
Chapter 6: Above the Ice — After three days drifting, Hester spots lights from a small ice city. An air-tug tows them into Anchorage. Harbour master Aakiuq welcomes them warmly.
Chapter 7: Ghost Town — Freya prays for guidance and learns of Pennyroyal’s arrival. Aakiuq explains that a battle-virus killed most citizens. Hidden spies watch the newcomers through cameras.
Chapter 8: The Winter Palace — Smew drives the guests to the Winter Palace. Freya reveals she is a fan of Pennyroyal’s books. She appoints him Honorary Chief Navigator after announcing his writings inspired her journey.
Chapter 9: Welcome to the Facility — At Rogues’ Roost, Blinkoe is brought before Commander Sathya. She reveals the lost Fox Spirits and accuses Tom and Hester of being London agents. She offers Blinkoe a bounty to find them.
Chapter 10: The Wunderkammer — Freya shows Tom and Hester her private museum. Impressed by Tom’s knowledge, she offers him a curator position. Tom declines out of loyalty to Hester, but Freya vows to win him over.
Chapter 11: Restless Spirits — Hester explores the lower tiers looking for evidence of slavery. She finds clean engines and well-treated workers instead. Søren Scabious confronts her, mistaking her for his dead son’s ghost.
Chapter 12: Uninvited Guests — Caul, a Lost Boy burglar, lives aboard the Screw Worm attached to Anchorage. He has developed sympathy for the citizens, especially Freya and Tom. He sends a message-fish to Grimsby with his report.
Chapter 13: The Wheelhouse — Weeks pass as Aakiuq repairs the Jenny Haniver. Tom grows fond of Anchorage while Pennyroyal pretends to navigate. Lookouts spot a predator town in the storm ahead.
Chapter 14: The Suburb — The predator is Wolverinehampton, a slave-staffed suburb. Tom urges Freya to break custom and evade it. Caul chooses to stay with Anchorage, and they escape into the dark.
Chapter 15: Hester Alone — Hester grows anxious over Tom’s intimacy with Freya. She finds them kissing in the Wunderkammer and flees in anguish. She flies to Arkangel and sells Anchorage’s coordinates to Masgard, demanding Tom as payment.
Chapter 16: Night Flight — Caul watches Hester’s flight through spy-cameras. He wakes Tom to alert him, and Tom races to the air-harbour. He arrives just as Hester flies away, leaving him sobbing in the snow.
Chapter 17: After Hester — Tom begs Freya to turn around, but she refuses and confesses her desire for him. Tom rejects her and searches for his blond informant. Caul returns to the Screw Worm, where Skewer deposes him.
Chapter 18: Predator’s Gold — Hester flies to Arkangel and meets Masgard. She provides Anchorage’s coordinates for a promissory note guaranteeing Tom. Blinkoe ambushes and drugs her, loading her onto the Jenny Haniver for Rogues’ Roost.
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Part Two
Chapter 19: The Memory Chamber — Hester awakens at Rogues’ Roost and is brought before Sathya. Sathya reveals Hester is Valentine’s daughter and takes her to the Memory Chamber. There she meets the resurrected Stalker made from Anna Fang’s corpse.
Chapter 20: The New Model — Dr. Popjoy explains the Stalker’s memory components, but it declares it is not Anna Fang. Sathya and Popjoy retreat when it twitches its glaives. Hester realizes she will eventually be executed.
Chapter 21: Lies and Spiders — Weeks pass as Anchorage creeps along Greenland. Skewer receives orders to bring Tom to Grimsby. Tom visits Pennyroyal, who drunkenly reveals his tales are fabricated, and Tom runs to warn Scabious.
Chapter 22: The Screw Worm — Tom spots a spy-crab and grabs it, prompting Caul and Skewer to intervene. They trap him in a net, but Scabious discovers them. After a gas-pistol fight, they drag Tom into the Screw Worm and dive into the ocean.
Chapter 23: Hidden Depths — Tom spends days in the Screw Worm’s hold as it swims beneath the ice. Caul explains how Uncle uses limpets to kidnap children. They arrive at the submerged ruins of Grimsby.
Chapter 24: Uncle — Tom is brought before Uncle, who monitors everything through spy-cameras. Uncle reveals Hester is captive at Rogues’ Roost and offers to help Tom rescue her. Tom agrees, unaware he is a distraction for stealing Stalker Fang.
Chapter 25: The Cabinet of Dr Popjoy — Sathya takes Hester to Popjoy’s laboratory with experimental Stalkers. Hester finds Blinkoe’s half-finished Stalker corpse. Sathya admits guilt over reviving Anna but refuses to let Hester escape.
Chapter 26: The Big Picture — Events converge across the Arctic. Anchorage edges south while Arkangel pursues it. Uncle dispatches the Screw Worm to Rogues’ Roost, secretly planning to steal Stalker Fang.
Chapter 27: The Stairs — The Screw Worm docks at a secret listening post. Wrasse equips Tom and sends him up a cliffside stairway alone. Stalker-birds attack, and Tom’s panicked gunfire triggers the base’s alarms.
Chapter 28: Untie the Wind — Guards capture Tom and bring him before Sathya and Hester. As Sathya prepares to execute him, Caul detonates spy-crabs in the vents. Hester grabs Tom, and they flee toward the air-harbour.
Part Three
Chapter 29: The Crane — In Grimsby, Caul is beaten and hung from a crane for his treason. Uncle reveals his past as Stilton Kael, ruined when Anna Fang stole his airship. Gargle frees Caul and gives him Snøri’s map of Vineland.
Chapter 30: Anchorage — Freya catches Pennyroyal using a radio to call for rescue. He confesses his entire journey was fabricated. Masgard’s airship arrives and destroys Anchorage’s stern-wheel, capturing the citizens.
Chapter 31: The Knife Drawer — Tom and Hester arrive to find Anchorage dark and quiet. Hester captures Pennyroyal, who admits he brought the Huntsmen by broadcasting signals. She forces him to help her set fire to Masgard’s airship.
Chapter 32: Valentine’s Daughter — Tom enters the palace while Hester frees the citizens and confronts Masgard. Hester kills Masgard in a sword fight. Pennyroyal encounters Tom, shoots him, and flies away with the Jenny Haniver.
Chapter 33: Thin Ice — Scabious cuts away the broken wheel, and Anchorage moves south on tracks. Windolene extracts the bullet from Tom, leaving him alive. Arkangel sinks through thin ice while Anchorage drifts free.
Chapter 34: The Land of Mists — Caul surfaces in the Screw Worm and presents Snøri’s map to Freya. It proves Vineland is real—a green land of grass, birches, and trees. Scabious rigs propellers, and Anchorage steams toward its new home.
Chapter 35: An Ark of Ice — Anchorage settles on the green shores of Vineland. Freya keeps Hester’s secret, and Hester learns she is pregnant. Tom recovers, and they look forward to a peaceful future.
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Book Snapshot
- Genre & Subgenre: Young Adult Post-Apocalyptic Science Fiction / Steampunk / Dystopian Adventure
- Core Narrative Tropes: Mobile Traction Cities, The Fraudulent Explorer, Star-Crossed Lovers, Resurrected Cyborgs, Espionage & Theft
- Tone & Atmosphere: Cold, desolate, suspenseful, dark, satirical, and romantic
- Primary Conflict: Hester’s jealousy-driven betrayal of Anchorage set against external threats from Green Storm, Arkangel, and Grimsby’s Lost Boys
- Pacing Style: Fast-paced, multi-stranded plot shifting between several character perspectives
- ISBN: 978-0545394444
- Pages: 346
- Book Structure: 35 chapters across 3 parts
- Author Background: Philip Reeve is a British author known for the Mortal Engines Quartet, which began with Mortal Engines in 2001. He has written numerous other novels for young readers, including the Fever Crumb series and the Railhead trilogy.









