Most people don’t; it’s a serial killer deep cut.

Malcolm walks over to the body as JT points out to Neal “not everyone shares your appreciation of architecture. He was an architect.”

“Stabbed in the eyes with the pointy circle thing.”

“It’s called a ball bearing compass,” JT supplies.

Malcolm looks at him curiously.

“I liked math class.”

“It’s his,” Dani tells them. “It has his initials engraved in it.”

“So the killer didn’t bring his own weapon. It was a crime of opportunity,” Malcolm points out.