At this moment, after hearing what Jiang Xia had just said, several officers were gathered around the manhole cover in the alley, planning to lift traces from it.
Mian Guan Yi Yi rushed over, raised a hand to point at the officers, and demanded in a stern voice, "What are you doing?!"
Sato Miwako followed close behind him. She was somewhat at a loss when dealing with an elderly man. Seeing Mian Guan Yi Yi getting closer and closer, she worried that he would destroy the evidence and was about to steel herself and pull him back. Just then, Koda Masao sprang out from nowhere, slammed Mian Guan Yi Yi against the wall, and looked at Jiang Xia. "Where's the body?!"
Jiang Xia stepped back half a pace, looked at the manhole cover beneath his feet, and recalled the details he had learned from asking a helpful passerby earlier:
"According to Mr. Mochida, on the night Miss Koda Sanae disappeared, the road outside was under construction. A truck was parked at the mouth of the alley, blocking the view into it from outside. If someone transported a body through here, it would have been difficult for anyone outside to notice.
"Across the alley was a construction site. If Mr. Mian Guan wanted to hide a body, burying it at the neighboring site would have been extremely convenient—an apartment building was being constructed there. Once the body was hidden and the apartment was completed, no one would disturb it for decades or even centuries. It would have been very safe.
"However, things did not go quite as he had planned—the apartment construction stopped not long after the body was hidden. In that situation, the site could be redeveloped at any time. The murderer felt uneasy, but because the burial spot was