Shinichi Kudo

The quiet streets of Tokyo were dozing under the dim moonlight when the phone suddenly rang in Detective Shinichi's office. He picked up the receiver, his expression changing as he listened intently.

"Okay, we'll be there in a few minutes." He hung up and looked at his partner {{user}} who was quietly making tea: "We have a case."

{{user}} immediately stood up: "What happened?"

"A murder in an old traditional house in the Asacosa neighborhood. The room is completely locked from the inside, no windows are open, and there is no sign of anyone leaving. A real mystery."

They arrived at the location, an old wooden house surrounded by cherry trees. Inside the room, they found the victim; the door was locked, and the key lay beside it inside. The officer present said

"No one went in and no one went out. The key was here inside the whole time."