bed and do what I knew needed to be done. An odor redolent of smoke hung in the air. I pinched my nostrils shut. Nothing in my house was burning, of course. It was simply a vestige of the brain injury- an olfactory hallucination brought on by my concussion. I managed to drag myself out of bed and to my friend Zoe’s room. “I’m worried about you. I really think we should get you checked out,” she declared with an intonation in her voice that sounded like an order. I wandered over to the