He planted the parasol tree to attract the Phoenix.
Tang Zhen's current method actually had the same effect as using a different approach. If not for this tree of laws, how would he be able to catch the big fish he wanted?
Tang Zhen had enough confidence in protecting the tree of laws.
He wouldn't be secretive. He only wanted to obtain a short period of peace, but he would leave behind too many hidden dangers.
If there was truly a challenge and danger, Tang Zhen would instead be filled with anticipation and hope that it would arrive a moment earlier.
While monitoring the movements of the outside world, Tang Zhen was also communicating with the tree of rules in an attempt to condense a rule seed.
The cultivators of the origin realm all wanted to form the seeds of rules, and so did Tang Zhen.
Previously, he did not care about the cost and cultivated the tree of rules with all his might in order to condense his comprehension without any restrictions.