At 4:00 in the afternoon, an old couple was crying in the reception room. Lin Dongxue tried to console them, promising that the police would find out the truth.

Chen Shi stood outside the door, and Peng Sijue came over with a report saying, "The blood stains that you found in the office have a 99.99% match with the parents of the missing person. That is, the missing person had left them behind."

"Sure enough, it's not that she’s simply missing. What about the ashes above?"

"It should be cigarette ash."

"What kind of cigarettes?"

"Still comparing them one by one."

Chen Shi suddenly remembered Tao Yueyue's words. "Try Zhonghua cigarettes."

Shortly after Peng Sijue returned, he sent a message to Chen Shi, "The ash is indeed from soft Zhonghua."

Chen Shi pondered it over again and felt...