C305 Hardly Able to Withstand the Heavenly Thunder

As if in answer to Lu Yu's earlier remarks, the roar of the heavenly thunder grew even more deafening.

The thunderous clamor threatened to drown out the vast aura enveloping White Deer Mountain.

"This... No, why is the heavenly thunder intensifying again!" the medical genius doctor exclaimed in a panic.

Though versed in alchemy