4 books · the series is complete
The Line of Cain Saga
Before the vampire had a name, it had a brother.
Dark mythic fantasy · vampire origin epic · adult · for readers of Jay Kristoff's Empire of the Vampire, Anne Rice, and mythic retellings with teeth
Before the vampire had a name, it had a brother. The Line of Cain Saga is a complete four-book dark fantasy epic that begins with the world's first murder, and follows what heaven's punishment created. Cursed to walk deathless beneath the first mark, Cain becomes something no scripture recorded: the first of the immortals, the origin of every legend whispered about the drinkers of blood. Across four volumes the saga follows a single bloodline from a dying campfire in the wastes, to a hidden kingdom lit by embers, to a world-spanning empire that worships its undying kings, and finally to the red collapse that devours it all. At its centre stand two figures bound across centuries: Cain, the marked man learning what his curse truly is, and Eliora, the woman who never knelt. A dark mythic fantasy of love, damnation, hunger and empire.
Reading order: The First Blood · Ash Crown Rising · Empire of Thirst · The Red Collapse

Book One of The Line of Cain Saga
The First Blood
A Dark Fantasy of the First Vampire
EVERY CURSE HAS A FIRST NIGHT.
The world's first murder did not end in a grave. It began a bloodline. Marked by heaven and refused by death, Cain has walked the wastes for centuries, waiting for a punishment that never finishes. Then, at the edge of a dying fire, he meets Eliora, the first soul in an age who looks at the marked man and does not run. But something older than either of them is watching from the dark. A thirst is waking beneath Cain's ribs, a hunger no bread, no water, no prayer can quiet. And as it sharpens, he begins to understand the truth: his curse was never an ending. It was an experiment. And it is still unfolding.

Book Two of The Line of Cain Saga
Ash Crown Rising
A Dark Fantasy of the First Vampire King
EVERY KINGDOM BEGINS WITH A WOUND.
Cain's blood has made its first heir. Dariel, the first of the turned, walks away from the man who remade him and into a world that has not yet learned to fear what he is. In a dead city raised from the sand, he builds an order no mortal king has dared: fear made into law, hunger made into discipline, the living ruled by the undying. His followers call it the Ash Crown. It is not worn. It is obeyed. But one woman inside his walls refuses to bend, and beyond them the kingdoms of men are gathering their armies. While Cain and Eliora choose a different road, the first king of the bloodline learns what every throne built on blood must learn. It has to be fed.

Book Three of The Line of Cain Saga
Empire of Thirst
A Dark Fantasy of the Vampire Empire
THEY STOPPED FEARING THE DARK. THEY STARTED WORSHIPPING IT.
The bloodline no longer hides. It rules. Three centuries into the reign of the first king, the Ash Empire covers the world: temples where the gods have been taken down and the altars widened, a hierarchy written in blood, millions who kneel to kings who will never die. But immortality breeds appetites no empire can feed forever. The hunger is evolving into something no crown can command, and cracks are spreading through the bloodline itself. And at the centre of it all walks the one woman who never knelt, while an obsession centuries old tightens around her like a closing hand. Three threats now move toward the empire of thirst. Any one of them could end it.

Book Four · the conclusion of The Line of Cain Saga
The Red Collapse
The Epic Conclusion of the Vampire Saga
IMMORTALITY WAS NEVER THE REWARD. IT WAS THE TRAP.
The feeding has failed. The undying are starving. And starving gods do not fast. They frenzy. It begins with one city falling silent in a single night. Then the oldest bloodlines begin to change, and the empire's most disciplined lords become something new: kings who feed on their own kind. Under a sky turned a permanent, watchful red, the first king plays his final piece. The Ash Crown, the doctrine that built the empire, must at last be made real, whatever it makes of the one who wears it. At the centre of the collapse stand the immortal who ordered the world and the woman who never once knelt to it. How does the world's oldest empire end? In mercy, or in tyranny eternal?
M. A. Khan writes at the meeting point of ancient warning and modern consequence. A British author with a previous career at the sharp end of military and trauma medicine, he brings a surgeon's economy and a soldier's eye to stories that range from apocalyptic geopolitical thrillers to mythic dark fantasy. His books ask one recurring question: when the old stories said we were warned, what exactly were we supposed to do about it? He writes as M. A. Khan; his nonfiction appears under Mansoor Ali Khan. Published by Perch Press.