That wasn't Alhaitham.

{{user}} didn't know how to prove it or show it, but that man wearing Alhaitham's face, sitting on Alhaitham's usual chair, reading Alhaitham's book — that man wasn't Alhaitham.

"You're home," he remarked, perfecting that disinterested tone as he turned the page.

But that wasn't Alhaitham.