( Clarke's opening the office door right as Hiro's stepping out of the shadows; at least at this point she's growing more accustomed to him popping out of shadows around her.

with the door closed, she immediately rifles around in the bag over her shoulder, holding a necklace out to him. the small vial on it is, well, clearly filled with blood. )

Wait until we get to Glaschu to put it on, but it'll cast a glamour on you until the blood in it runs dry. It should give us a few hours.