C1729 A Perfect Arm!

But it was already too late. The Killing Blood Mantra had invaded the body of a child who lacked the strength to resist. Far from thriving, it had completely ravaged his grandson's body upon entry, causing even more damage than it would to an elderly person.

Moreover, the Bone Arm had seemingly fused with his grandson's hand, becoming the boy's Achilles' heel. If forcibly removed