Body Refining Furnace Upgrade and Mirage's Preliminary Design Complete

The success of the "Basic Natural Energy Puppet Core" was like opening a door to a new world before Shaye. Without the slightest hesitation, he immediately applied this breakthrough first to the piece of equipment most important to him—the "Body Refining Furnace" that had accompanied him throughout his growth and rescued him from his frail body.

The upgrade process was far more complicated than modifying a small Puppet Core. He needed to perfectly integrate the new Natural Energy Puppet Core into the Body Refining Furnace's massive energy transmission system, while readjusting and reinforcing the internal sealing barrier to ensure that the higher-grade energy could act evenly and safely upon his entire body rather than a single area.

Several sleepless nights passed in focused calibration. When the final reinforcing sealing rune on the ground was complete, Shaye took a deep breath and slowly embedded the upgraded "Basic Natural Energy Puppet Core" into the Body Refining Furnace's central base.

Buzzz—

A hum far deeper and more powerful than before sounded from within the Body Refining Furnace. The simple circulating chakra pathways on its walls were now replaced by a warm, bright milky-white radiance, flickering in and out like the breath of life. The entire workshop filled with a refreshing, vibrant aura, and even the air seemed much cleaner.

Shaye removed his outer clothes and, with unprecedented anticipation and a trace of caution, slowly lay down inside the Body Refining Furnace.

The hatch closed.

The next moment, an unprecedented sensation swept through his entire body!

It was no longer the gentle chakra flow of the past, focused mainly on restoration and nourishment. Instead, it was a deeper force, closer to the origin of life itself, completely enveloping and permeating him like warm tides. This new power transformed from natural energy was pure and