Was Mina, like Castiel, not human? Daneel filed the information away, not sure what to do with it yet, but remembering it nonetheless.

"It may well be an experiment," he agreed, "with this Loki as much a prisoner as anyone here. Still, even if that's the case, this is a dangerous situation and people may be hurt. We must act, if at all we can."

Bruce was... difficult to read, but Daneel thought he felt a twinge of guilt, and he couldn't account for it, either. "I, too, am curious about who you have in mind, Dr. Banner."