Antibodies?

Kenichi Amamiya looked at the person before him. Something was clearly wrong with the man, but overall, he was still alive. That struck Kenichi Amamiya as remarkably strange. Although he had not used the most extreme method to test the virus's lethality, there had not really been much difference. He had never expected Otsutsuki Feizai to survive. Yet as he looked at Otsutsuki Feizai and the stubbornness in his eyes, Kenichi Amamiya was somewhat surprised. Just how had Otsutsuki Feizai managed it? With great interest, Kenichi Amamiya drew a tube of Otsutsuki Feizai's blood and prepared to study it. If he could find the reason Otsutsuki Feizai had survived, perhaps he could gain a deeper understanding of the Star Virus. Kenichi Amamiya also knew that Otsutsuki Feizai's condition was highly unusual. The Otsutsuki Clan would probably be eager to know the results as well. With that in mind, Kenichi Amamiya came up with an idea. Otsutsuki Feizai's situation could not be disclosed for the time being. Kenichi Amamiya needed to study it first, then report it to the Otsutsuki Clan afterward. That was the best approach. Thinking so, Kenichi Amamiya nodded. He felt his idea was worth trying. There might be a few troublesome minor issues, but they were neither particularly serious nor difficult to handle. With that thought, Kenichi Amamiya had a few more ideas. He looked at the things before him and ran a simple test. Afterward, he discovered that Otsutsuki Feizai's body did indeed contain the virus. Strangely enough, Otsutsuki Feizai's immune system had a certain degree of resistance to it, which was why he had not died. But he could hardly be called healthy either; it was more like a fate worse than death. Kenichi Amamiya stroked his chin. In that case, Otsutsuki Feizai's value had