She tilts her head, watching him, and as she does a wave of dizziness hits her and Irene holds very still until it passes.

She knows how much blood she'd need to lose before she start feeling the effects, and it hadn't been nearly enough. Except that measurement had been before Karachi, before her death and the subsequent life on the run and hidden. Less than.

She takes a slow, deep breath, and wills it to pass before speaking. "You're missing a step in the equation, Mr. Holmes. You'll cause a scene in the airport in the state you're in now."