And anyway, I asked what was going on, and since nobody answered and I couldn't understand all those blocky walls of text, I only read your post and Guy's, and just followed you guys.
Guy has no reason to think of her as useless. After all, he didn't want her in the fight anyway. Guy isn't sexist, but he doesn't believe females, of any age, should fight when there is an able bodied male there who can.