[For what it's worth, Yelena's secrecy is aimed more at protecting them from any kedan than protecting herself from Annabeth.

She keeps herself as at-ease looking as she can manage as she leads Annabeth to her suite, keeping casually aware of the people coming and going around them.]

Thanks. I have good teachers back home. They've been training me during the last year...[She doesn't have the same ease with it that Annabeth does, however. It's not as natural thing for her as it is for the other girl.] You haven't seen any shops selling weapons around here have you?