[ He'd really rather not give Tyki any satisfaction at all, but if it's a matter of that or dying there's not much of a choice to make. Besides, the sooner he gets what he wants the sooner it'll be over and so Reid takes it best he can, fighting the urge to pull away more than he's fighting the restraint around his neck.
The thought of biting down doesn't even cross his mind. Later, he might ask himself why it didn't, but right now he's too focused on drawing deep breaths through his nose and swallowing every so often so he doesn't choke on the panic alone. ]