[ She hesitates for a moment, less because she feels she should be working and more because she can't imagine her presence making Misa's time up here more exciting, but she relents with a nod. ]

If anyone needs me, I can get down quickly.

[ She really isn't busy anyway, or else she wouldn't be leisurely bringing people tea. She obediently takes a seat in the space Misa clears for her. Looking out over their modest view, it strikes her that this is actually a very vulnerable spot. Though maybe she only feels that way because she herself would have no problem scaling the walls. ]

... Are you nervous at all, being alone up here? Someone could try to shoot you...