"Do you know what I can do now?"
He stared at her, images cascading through his mind. Yes. He knew what she could do. She could kill. She could compel. She could call the disembodied demons and bend them to do her bidding.
For a microsecond, he saw … into her. Ava was gone. The woman he'd known so briefly. Swallowed up in unadulterated evil. Her soul was writhing; charred, blackened behind her eyes. In the glee he saw there, there was a diabolical malignancy.
If you can't save him, you'll have to kill him.
He finally understood that order.