C380 Breakthrough!

Inside the cultivation chamber, Qin Chuan sat cross-legged on the floor, silently channeling the Lightning Swallowing Formula. He fervently drew in the Spiritual Force from the two Middle-grade Thunder Spirit Stones in his hands, reducing them to mere remnants in mere moments.

In just two short hours, Qin Chuan had gone through a staggering hundred Middle-grade Thunder Spirit Stones