"By the way, if the key were attached to a retractable keychain that could stretch that far, it would be possible to unlock this room's door from a long distance away," Conan offered as a further hint.
"That's hardly likely, Conan! Unless you were standing that far away, your arm would have to stretch impossibly far to open it!" Hearing Yamamura Misao's remark, Qin Xiao couldn't help wondering how someone with such pitiful professional competence ever managed to pass the police civil service exams.
The answer was practically being spoon-fed to him, yet he still didn't know how to eat.
Chapter 122