Jack starts to turn around when he hears someone else up at this altitude. He can't hide his surprise at the girl's appearance, and he slowly reaches up to pull his hood down, give the girl a better look at him, and get a better view of her.

"Captain Jack Harkness." He puts the spear away along his back. "I'm another one of the Heroes of Light." He nods towards her heavy armor. "Paladin?" It's one of his top jobs, one that he doesn't unequip that often.