The deceased's companion was found, trapped in a grave-robbing tunnel, but by the time he was rescued, it was too late; he died before emergency treatment could be administered.
"These two must have been tomb raiders," Gu Tao found an ID card on him: "A young man from '96."
Since the first person had no identifying belongings, the focus of the investigation shifted to the second deceased. His attire and equipment suggested that he was a seasoned tomb raider.
Now that this man's identity as a tomb raider was confirmed, his companion was naturally assumed to be one as well.
"Judging by the skin and build of that man, these two deceased are related as father and son," Gu Tao picked up a Luoyang shovel, taking a whiff of its scent: "Hmm, a professional."
"Mr. Gu, how do you know they're father and son?" Sala asked, puzzled: "Isn't that presumptuous?"