Inside the coffin, it was pitch black, with no light and no air flow.
The air here was already insufficient to sustain normal human existence.
But when had Li Yuan ever needed air?
The yin and yang coursed through his body, sustaining its energy, thus he no longer needed air to promote bodily functions, eliminating the possibility of suffocation.
On the other side, the crow was also chirping lively.
Strictly speaking, Xiaozhao was "made up of both her original self and many crows," so when "she put a crow inside this coffin," it was like placing her little hand into a sealed box—nothing would go wrong.
However, "giving up the original flesh" and using one's own yin qi to connect with yang qi to birth a new body was the essence of this cultivation method.
As time passed, the father and daughter came to understand this more deeply.
One day, Xiaozhao said, "Father, I asked that old man again.
The old man said he didn't know my situation either.
