In a frozen apocalyptic world ruled by vampires, human lives are treated as expendable resources. Those who resist are sent to Arthur City, a brutal northern stronghold where prisoners and so-called “blood bags” are thrown outside the walls as bait for monster tides.
Ethan, once a servant to vampire nobility, is framed by his former fiancée Caroline for stealing a forbidden vampire grimoire. Betrayed, stripped of his freedom, and exiled to Arthur City, he is forced into a hopeless battle against ghouls and werewolves. On the verge of death, Ethan awakens the bloodline of an ancient demon hunter. Instinctive archery, silver blood, and long-buried combat memories surge through him, allowing him to kill monsters, absorb their power, and grow stronger with every battle.
His survival immediately threatens the order that has kept humans powerless. Ethan joins forces with Emma, an ancient witch imprisoned by the vampires, and Renn, a battle-scarred veteran who becomes one of his most loyal allies. Together they fight through monster hordes, corrupt officers, vampire enforcers, and a powerful vampire baron sent to destroy Arthur City. Ethan’s growing strength transforms desperate prisoners and soldiers into a resistance force. He also discovers weapons tied to his bloodline, including a steel demon-hunting bow and a sacred bone armguard.
Caroline repeatedly tries to regain control over Ethan while hiding her own half-human heritage. But Ethan refuses to return to the role of se
