C511 Two-sided tri-knife

Xiao Feng, what happened, you … Don't be impulsive!

Hua Tuo was immediately shocked, not knowing what was going on with Xiao Feng, causing him to panic. Old Xu was his precious research subject, no matter what, he had to stop Xiao Feng from attacking, even if he knew very well that he didn't have the power to do so.

Hmph, you should have advised him to calm down!

Unexpectedly