"A key?" Kaito asked. There were plenty of locked doors around, but he'd seen them broken down a few times, and then there was always lockpicking... He wondered if there was some significance he'd missed. "Where'd you find it?"

He nodded to confirm what Kudou had said. "Yeah. Don't know if you've met him: Shito, Homura's roommate."

Kaito gave Kudou a sidelong glance when Hattori pointed out his approach. After thinking things over again at breakfast, he felt even more wary of the detective than he had the other day. "Hey Kudou," he said in greeting.