Stein looked intrigued by this, and he paused in taking a sample of the necrotized scraps of skin - or possibly muscle tissue, he wasn't sure yet - that adhered to the exposed ribcage. He turned to look at Birkin curiously.

"So they do go through changes, usually, but they can look completely human? Any changes other than the red eyes?" He was definitely intrigued by this. Ugly monsters were interesting, but this sounded like it might be more practically useful than he first suspected.