He had just reached the Fourth Layer of Refining Star.
At this moment, with the efficacy of the Mental-locking Golden Pill coursing through his body, the fourth Star Halo on Xu Jin's Divine Soul Star was growing at a speed visible to the naked eye.
In just a few breaths, the fourth Star Halo was almost fully formed, then it solidified and expanded continuously.
This came as a surprise to Xu Jin, as the potency of this Third Essence Mental-locking Golden Pill was a bit stronger than he had imagined.
Previously, both Ning Yuchan and Qi had told Xu Jin that the efficacy of this Mental-locking Golden Pill could only slightly enhance the power of the Divine Soul.
So, how significant was this enhancement?
Qi had once given Xu Jin an approximate ratio.