The Imperial Realm was still far beyond Shi Lan's reach. For now, all she could do was do her best to improve her strength.
She sealed off the entire secret chamber and set up a spirit-gathering array with top-grade spirit crystals.
Tian Bai sat cross-legged in a corner of the chamber, cultivating the Heavenly Demon Scripture on her own.
Shi Lan had also read through the Heavenly Demon Scripture, but their paths of cultivation were different, and it was difficult for her to offer Tian Bai any guidance. Tian Bai could only figure things out for herself.
Cultivation knew no years. In the blink of an eye, half a year had passed.
Burning top-grade spirit crystals to supply spiritual energy let Shi Lan's Primordial Spirit grow several times faster than it had in the Cloud Immortal Realm.
Her Primordial Spirit's golden body had already swelled to over fifty zhang tall. The price was that the mere hundreds of top-grade spirit crystals she had possessed were now completely exhausted.
Converted into low-grade spirit crystals, Shi Lan had devoured hundreds of millions in just a few short months.
At that rate, even Shi Lan's wealth couldn't keep up. Not even a first-grade power could afford to spend so many resources cultivating a Primordial Spirit Realm martial artist. It simply wasn't worth it.
Perhaps it was only her imagination, but after her Immortal Dao Primordial Spirit left her body, her cultivation seemed to advance even faster.
Her cultivation of the True Martial Indestructible Body was also progressing smoothly, and she had naturally advanced to the second stage.
Shi Lan took out the Golden Rainbow, infused it with astral energy, and cut a wound down to the bone into her arm.
The wound healed at a visible speed. After just a few breaths,