The word transformation sends something pricking up his spine. The instinct to reach up, touch the cuffs lining his ear, is strong. But he holds himself back. Keeps his hands on the rifle instead. He's never felt any kind of energy from Reiner. Unless this place is holding it back?

Possible.

He exhales. "Very well." Questions later. If Reiner does turn into something hazardous, he'll... well. It can't be worse than Seiten Taisei, can it?

So he goes. And he ducks behind a headstone.