"These guards are dead. They were fine last night. It seems that something big must have happened." Xiao Zhi said worriedly.

Guan Yu went to a bodyguard and squatted down to examine the cause of his opponent's death. Along the way, Guan Yu saw more than ten corpses. The fatal wound was obvious. There were two kinds.

One is that there are three blood openings on the neck of the deceased. These blood openings should be injured by blunt instruments. The other is that the neck is wounded and suffocated.

"Guan Yu, can they find out the cause of their death?" Xiao Zhi asked nervously. After all, this is his...