Ji Wanwan and others brought the dried corpse back to the laboratory in the central building to conduct research, where they discovered that the person's blood had been completely drained. In addition, traces of the zombie virus were detected in his muscle tissues.
Xu Siming deduced that it was a zombie who had drained the person's blood, and it could very likely be a high-level zombie masquerading as an ordinary person.
The reason why the person's eyes did not turn red and no mutation occurred was because he had died completely during the blood-sucking process before the mutation could complete.
As a student of life sciences, Ji Wanwan knew that Xu Siming's deduction was not without basis.
It was because of this that her mood became exceptionally solemn.
