I know of parasites that are fond of the faces and hands of human hosts but you are not one of them.

[His scarlet eye flashes with a spark of anger like a cat's in torch light.]

If you were, you would both be dead.

[A bold statement, perhaps. So far in his crusade against the True Runes he's failed to kill a single one.

Thinking about it raises a cramping, twisting pain in his chest. To push it back down he turns his attention away from his thoughts and back to the creature.]

Did you choose this...

[He finally lifts his gaze back to Shinichi and looks him over with a slight frown.]

...unremarkable specimen as your host?