Soul Of Negary - Chapter 6: Vol1 Ch6: The manipulator

... y didn’t breath in too much, but under Wang Yuan’s control, the bacteria inside their bodies were rapidly multiplying and even undergoing drastic change.

“Not enough” Wang Yuan floated next to the two of them. His soul was still incomplete, so his control over the germs could only be described as ‘weak’ at best. If this power of manipulation was strong enough, he could’ve controlled the germs inside these people’s bodies like he did with the crows and completely take control of them.