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Cambion

Cambion · Book of Thoth Saga · Vol. I

Book Details
Series Book of Thoth Saga · Vol. I
Genre Supernatural Thriller
Format Paperback · eBook
Price £13.99 (Paperback)
Status Available Now
Release 1 May 2026
ISBN 978-1-0676137-0-9
Chapters 52
Setting Hope's End, Derbyshire, 1995

Cambion

"Not all monsters are born. Some are made. Some choose it."

About the Book

Something came for Christine Knight the night her son was born. By morning, a hospital had been levelled. Six hundred people were dead. The records had been erased and the building replaced with a retirement home, its lawn trimmed and unremarkable.

Her son survived.

Set across seven years in the rain-soaked hills of Derbyshire, Cambion is a supernatural thriller about family, deception, and the long cost of protection. Robert Knight has grown up in the Peak District village of Hope's End under the care of his uncles Toby and Ben — under a silence carefully maintained by every adult who knows what he is. The silence is about to end.

When a schoolyard incident forces Robert's nature into the open, it sets in motion a series of events that draws Beowulf, Orion, and something far older and less patient into his orbit. The question is not whether Robert can be kept safe. The question is whether keeping him safe has ever been the point.

Get the Book

Also available via Waterstones, Blackwell's, and independent bookshops worldwide through Ingram distribution.

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The World

Cambion is set in a recognisable England — Derbyshire moorland, village primary schools, rain on limestone, the specific texture of a 1995 December. The supernatural is present not as spectacle but as pressure: in the way clocks stop, in the weight of a boy who cannot be lifted, in the shadows that fall the wrong direction in noon sun. The organisations that monitor the extraordinary do so from behind Ministry letterhead and encrypted telephone lines. The monsters wear human faces and drive Astras.

At the centre of it is the Knight family — a cambion bloodline three generations deep, built over decades toward a specific outcome. Robert is that outcome: the first of his particular classification in recorded history. The circumstances of his birth left no survivor willing to describe them accurately. The circumstances of his survival have never been explained at all. The two uncles who protect him know what he is. They have spent eight years making sure he doesn't.

Principal Cast

Robert Knight — fifteen years old at the time of the novel's central events. Quiet to the point of near-mutism. His eyes shift gold under pressure. He is the book's central mystery and its emotional core.

Daniel Marsden — Robert's closest friend and, unknowingly, Beowulf's primary surveillance asset in the Knight household. The son of the operative assigned to watch them.

Toby Knight — the eldest of the Knight brothers, Robert's primary carer. A former Beowulf operative who walked away. Patient, methodical, and in possession of a marking ledger that is not a marking ledger.

Ben Knight — the younger brother. Former Beowulf operative, unstable, and the most dangerous person in any room he enters. He is the book's most visible fault line.

Declan Marsden — Daniel's father and the Beowulf operative who has monitored the Knights from next door for years. He has spent nine years building a case and is out of time.

Amy — a woman who appears at a critical moment with a mobile number, a precise knowledge of everything, and an accent that doesn't belong to any geography Declan can place. Her nature is the book's most significant unanswered question.

Chapter Listing

# Title Epigraph
One Quiet “The still water is the one that will drown you.”
Two Inarticulate “It is not that the words do not exist. It is that the body refuses to release them.”
Three Father of Mine “The truth is rarely the most useful version of events.”
Four Complications “He hadn't killed her, but in the silence they left behind, the guilt needed a body, and his was the smallest in the room.”
Five Brothers in Arms “A locked door doesn't stop what's already inside the house.”
Six Tea and Secrets “The most effective agents are the ones who believe they're doing it for love.”
Seven Not So Quiet “The observer and the observed are the same problem, approached from different ends.”
Eight Sunday Words “The most dangerous documents are the ones written by people who loved you.”
Nine The Weight of Safe “The kindest prisons are the ones where the door is always about to be unlocked, and never is.”
Ten Beautiful Lie “Normal is the prettiest lie we agree to maintain.”
Eleven A Very Unmerry Christmas “Best friends are the ones who sit beside your monsters, hand you a controller, and pretend, just for an afternoon, that you're both only boys.”
Twelve Redacted Saints “A parent doesn't keep the world from their child; they stand between the child and what's already moving towards them.”
Thirteen The Coin That Never Spent “Some coins are never meant to be spent; they're thrown like bait into dark water, to see who is desperate enough to bite first.”
Fourteen Frozen “Better to be punished for giving up than to lose another piece of yourself trying to hold on.”
Fifteen Seven “Once they have your name, they stop seeing your face.”
Sixteen Behind Blue Eyes “You don't have to understand an event for it to rewrite who you think you are.”
Seventeen The Mask “There comes a point when maintaining a lie demands more of a person than facing the truth.”
Eighteen Creep “Control is the fantasy of the outsider: if you could just change yourself enough, maybe the world would finally admit you were meant to be here.”
Nineteen The River “He grew up in the space she left.”
Twenty Weightless “You don't become lighter; you just learn which moments let you forget the weight.”
Twenty-One The Unseen Hand “Not every unseen hand moves the world; some just move the people who still think they're choosing.”
Twenty-Two Exits and Entrances “Leaving doesn't change what waits at home; it only changes who you are when you walk back through the door.”
Twenty-Three Groundhog Day “Some days don't repeat to trap you; they repeat to prove you've made it through another one.”
Twenty-Four Carnaval de Paris “A ball, a crowd, and one clean pass can do what years of watchfulness never manage.”
Twenty-Five Ashes “The fire doesn't care what you're cooking.”
Twenty-Six Helen Veto “Some lies are just decoys you throw into the dark so the real target can sleep.”
Twenty-Seven Beowulf “The fright you cannot name is the fright that stays.”
Twenty-Eight Bare-Handed “There's a loneliness that comes from being loved and still feeling like the thing in the dark.”
Twenty-Nine The Unseen Blow “The eye adjusts to darkness. That is the trouble.”
Thirty Half the World Away “Most men never learn what they're capable of. Lucky them.”
Thirty-One Behind the Gate “Safety is an illusion when danger already knows your name.”
Thirty-Two Flawless “Scars remind us of battles fought, but perfect flesh denies they happened.”
Thirty-Three Fever State “Responsibility begins the moment you realise you can hurt someone without meaning to.”
Thirty-Four The Archivist “When evidence clashes with belief, the wise don't cling to lore — they chase the flicker of truth, even if it blinds them.”
Thirty-Five Where Wild Roses Grow “We wrap monsters in bedtime stories, until the creature outgrows the tale and demands its name.”
Thirty-Six Receipt “A guarded mind rarely finds rest.”
Thirty-Seven Mad World “Children count inconsistencies while adults polish their excuses.”
Thirty-Eight The Null Hypothesis “The most heavily guarded prisons are built around truths, not people.”
Thirty-Nine Soft Interview “Sometimes the only way to keep a secret alive is to bury it under ordinary lies.”
Forty Every Breath You Take “Every move you make leaves a trace.”
Forty-One One Step Closer “A secret is just a promise that someday, someone will get hurt.”
Forty-Two What I've Done “A classified incident is just history with the witnesses gagged.”
Forty-Three Torn “Every family has a fire they started and a story about the weather.”
Forty-Four Breaking the Habit “Silence can protect for a while, but it always collects interest.”
Forty-Five Under Pressure “Wanting answers is human; surviving the answers is something else entirely.”
Forty-Six The Fuse “We don't fix the problem. We fix the story that follows it.”
Forty-Seven How to Save a Life “Love without honesty is a morphine drip: it eases the pain while the infection spreads.”
Forty-Eight Anything for Love “Love tests not only how far someone will go, but what they are willing to become on the way.”
Forty-Nine Life on Mars “A soul is never entirely alone while even one person on the outside is refusing to give up.”
Fifty Yesterday “The past is a country you return to speaking the wrong language.”
Fifty-One Here Comes the Rain Again “What the storm forgets, the valley remembers.”
Fifty-Two Pink Smoke “Two flames on the same spectrum will find each other. This is not fate. This is physics.”

Official Soundtrack

Cambion: The Official Soundtrack — eleven tracks mapped to the characters, locations, and turning points of the novel. Available now on all major streaming platforms via Aethereal Stories. Listen and stream →

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1. Hope's End

The village. The moorland. The specific quality of a place that has been keeping a secret for eight years.

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2. Pink + Gold

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3. Consensus Reality

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4. Fried-Egg Clock

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5. I Brought the Roof Down

Ben Knight's theme. Shoreham Haven Hospital, 16 October 1987.

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6. Not Metaphor. Not Morality

Declan Marsden's files. The Binsfeld taxonomy. The typewritten sheet that treats demonology as a directory.

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7. Observation Log

Beowulf. Toby's journal. The long, cold work of watching.

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8. Protocol Shepherd

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9. The Stillborn King

Robert Knight's theme. Its title carries the full weight of inherited power arrested before it could be lived: a destiny suppressed rather than fulfilled, a crown that was never placed.

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10. Toby's Burden

Toby Knight. The weight of a secret kept for eight years. The journal. The choice at the end.

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11. When Seven Move As One

The Seven. The playing card with no author. When seven move as one, count the dead in nations.

Archive

Full character profiles, location pages, lore entries, organisation dossiers, and relics documentation for Cambion are available throughout The Archive.

Principal entries: Character Codex · Locations · Organisations · Lore · Relics & Artefacts