The lie was the first thing that he registered, followed by the betrayal that Hannibal had known the lie and said nothing.
"Arya," Erik repeated, and his voice gave nothing.
But he also saw the tension inside her, and recognized the hard coil, the defiance, and the fire. His anger was easily overcome by her youth - not because he thought of her as a child, but because he too had been that young, that angry, and that determined. So much of that anger was still within him now. He'd learned long ago how to control and direct it, even hide it, but it had never left him.
He began to understand her a little more.
"Why did you lie to me?" he asked, giving her the option to tell him.