[Within your dantian, a silver current flowed, as though the supreme yin Dao of heaven and earth had manifested.]
[Utterly yin, utterly pure.]
[Merely looking at it, you felt your mind grow incomparably cold and tranquil.]
["So this is the first strand of primordial yin qi from a Spirit Transformation primordial yin treasure body, nurtured for two thousand years?"]
[You marveled inwardly. Across seven simulations, this was the first time you had seen such pure power.]
["So perfect..."]
[Countless thoughts arose in your mind. This strand of primordial yin qi possessed a pure perfection.]
You had always believed that only a balance between heaven and earth's yin and yang could be called perfect. Yin or yang alone was an extreme, and extremes could never be perfect.]
[Solitary yin could not flourish; solitary yang could not give birth.]
[But now, you realized you had been wrong.]
[Pure yin could also embody perfection.]
["Refine it. Refine it."]
[Without hesitation, your main primordial spirit stepped forward, seized that strand of silver primordial yin qi, and swiftly began refining it.]
[Hum.]
[Endless primordial yin qi poured into your main primordial spirit, carrying an inconceivable power to break through.]
[Your cultivation had been trapped before a minor bottleneck, a small shackle. Yet as you continued refining this strand of primordial yin qi, you easily crossed that barrier.]
[No matter how fiercely the Human Realm's heaven and earth suppressed you, they could not stop your breakthrough.]
[Your main primordial spirit's aura climbed relentlessly, shattering one minor bottleneck and shackle after another.]
[Since entering the Spirit Transformation Period, this was the first time you had experienced a cultivation speed that swept through obstacles like splitting bamboo.]
[As your main primordial spirit's aura continued rising.]
[At last, [your cultivation reached a certain peak. What stood before you now