Boy did he know. She found him in freaking Afghanistan, during a war, and knew he was a mutant which was partially why she called to him and not someone else.
"You aren't checked, or marked, or anything like that. You had a shitty life and so did I. I murdered people in Afghanistan to survive. I stole, I hid, I fought, I killed. "
He shrugged his shoulders, looking over at her with a smile.
"That's just how life goes. We're here now, with Charise and the other people in this school, in America where there aren't bombs going off every day no matter where you go. Generally speaking, we are safe here."
Although recent events would tell differently, they were doing well for themselves in America.