He thought about that. "I guess the Children's Home are my guardians," he says. They sign permission slips for school, anyway. "Would you teach me, if I could get them to say yes? I could tell them it was just practice and I wouldn't get hurt."

It sounds useful, or at least cool, and he's pretty good at persuading people to do things.

Luke's brow furrows. He knows what a marshal is, kind of. He doesn't know what a Mark is, except a kind of name, but it sounds like a sort of army. "Who are they fighting?"