The Traitor's Hand

In the third installment of the Ciaphas Cain series, Commissar Cain's ambitions for a peaceful mission are shattered as he confronts an old rival, inter-regimental strife among the Astra Militarum, and the emergence of a cult worshiping the Chaos God Slaanesh. Tasked with defending the planet Adumbria against a looming Chaos invasion, Cain and his Valhallan regiment must navigate these tensions and challenges in a high-stakes environment.