Chapter 439: Breaking The Inner World

Soon enough, over half a day passed. 

At this moment, Cain's brows were tightly locked together. Sweat pours down his brows as every joint in his body tightly locked up. He was in the highest state of focus. 

Despite the grueling force wracking his body, Cain knew that his Spiritual Sea had massively broadened. Both his perception of Divine Qi and Source Law tremendously increased.

Controlling the flows of both sets of essence Marks pushed Cain's perception abilities to another level. If Cain were to fail here, he would still be able to draw out greater Divine essence power from the environment!

It was at this moment, that a tremendous change surged through Cain's Spiritual Sea. The strain on his soul energy softens by a marginal amount.