As she doesn't have a last name, calling her out on it would have earned nothing more than friendly banter. Then again, she might have actually started introducing herself as Jenny Nolastname, a state of affairs no one really wants.

"Exactly," she agrees, wholly approving. "It's a little puzzle inside of the bigger one, but no less important seeing as it's going after people. I assume you came into the forest with others, and not by yourself?"