C924 The Mutation

Rumble!

At this moment, the Pill Furnace in front of Shen Yih began to violently shake, and the sound of muffled thunder continuously resounded within the furnace. It was as if something was crashing back and forth within the Pill Furnace, as if it wanted to break free from the restraint of the Pill Furnace.

"This young alchemist, what pill is he refining?"

"When I was young