[ Stop calling him a killer, he didn't say that, wow. Be nice.

Cockpit... like... a plane or helicopter? Fukuda's clearly coming from a very technologically powered, not very magical world. Though... the idea of a culprit's "killing intent" being left behind as a tangible concept? How wild. ]

What an advanced method of forensic work.
So in effect, you literally walk in their shoes to understand their way of thinking.