C42 Upgrade the Body Forging Technique

"Brother's strength has become so formidable; he's practically a step away from being a true Body Tempering Master," Lin Linger marveled, her eyes sparkling with excitement as she watched from her room.

She grumbled to herself in frustration, "Brother claimed it was his first attempt at Body Tempering cultivation. If that's the case, he must be some kind of monster