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The progress on the first day was immense, and the same was true for the second day.
By the third day, the Thunder Spear Formation of the eighteen men was taking shape.
Chu Mingrui observed from the sidelines and had already grasped the essentials.
Chu Zhiyuan was able to easily identify their minute errors due to his sharp senses and peculiar intuition,
and a kind of indescribable spirituality.
Errors that he couldn't see, Chu Zhiyuan could see; things he couldn't think of, Chu Zhiyuan could anticipate, and he would remind them before they made mistakes.
If they were to figure out these training points and guidance on their own, it might take years, or even a decade or more, obscured by a veil.
The pivotal insights that Chu Zhiyuan could easily uncover might have taken them a very long time to discover by themselves.