[A cape and out of place clothes? Emma definitely notices her and gives a suspecting look from afar before starting over her way. Sure, she isn't exactly on the look out for strange people today so much as shenanigans from Sherlock... but she figures if there's enough about this figure walking by to get her noticed, it's enough to decide not to let it escape her attention.]
Hey. All right there? [Checking tentatively, though her tone isn't outright hostile either.]