chapter 221 Need to pay extra

"Gu! It's a Gu!" Dr. Zhao finally said it with a look of shock on his face. His words startled the others. Not many people have seen this thing called Gu, but the first impression it gives people is that it is an extremely evil thing. What's more, that spider-like thing looks extremely weird. "Dr. Zhao, is what you said true?" Ye Donglai asked in a deep voice, "If it is a Gu, then Ling'er's illness was caused by someone else?" Brody Zhao hesitated for a moment, "I can't think of what...