The last son of Dorn

After a devastating first defeat, the Imperium launches a desperate second assault on the orks' home world. Led by Koorland, with new elite forces like the Death Watch and the legendary Sisters of Silence, the attack aims to turn the tide. But Koorland faces a monstrous foe, a creature so powerful it challenges even a primarch. Can the last son of Dorn overcome such an impossible enemy?