Gu An withdrew his divine sense, then sat down where he was and called up his Attribute Panel.
First, improve his physique!
Last time, it had taken two hundred million years of lifespan to succeed. How many hundred millions would it take this time?
If it cost too much, then Gu An could only give up on improving everything across the board and improve his cultivation first.
Start with one hundred million years of lifespan!
Invest!
Gu An's gaze fixed on the Chaotic Dao Gold Body in his Attribute Panel, and he made his decision silently.
Prompt after prompt popped up. He had already prepared himself for failure.
It could not truly be considered failure, after all. This was not undergoing tribulation. Even if it did not improve, Lifespan Evolution would still strengthen his physique.
Thinking this, Gu An was very relaxed.
After all the prompts fell away, the Chaotic Dao Gold Body indeed did not advance.
He continued investing one hundred million years of lifespan. The prompts popped up rapidly again, and he watched them intently.
In the end, it still did not advance successfully.
He invested the third hundred million years of lifespan!
After all the prompts had fallen away, Gu An could only continue investing another hundred million years of lifespan.
He began to feel pressure. Having reached this stage, if he wanted to improve everything across the board, it seemed six billion years of lifespan would not be enough.
Fortunately, the fourth hundred million years of lifespan succeeded. The Chaotic Dao Gold Body advanced into the Chaotic Wuji Body!
The moment the prompt announcing the successful advancement fell away, the Longevity Barrier began to take effect, starting to whale-swallow the Great Dao Spiritual Qi in the void.
Vast Great Dao Spiritual Qi poured into Gu An's