Huh. So the way that it was explained to him doesn't necessarily apply to everywhere. Multiverse theory getting applied in real time here.

"Ka's the soul, connected to the body's Ha by a strand, like an umbilical cord," he explains, though it almost certainly doesn't explain anything at all. His eyes narrow though, and he pulls at the velcro holding one of his sleeves down snug, pulling it up to look at his arm briefly. Again with that furrowed brow. "So, by your logic, our Ka's here, in new bodies."