But as time passed, Cao Xia gradually understood the old man's intentions.

The teacher put himself here to test him.

If it really gave Cao Xia such a big problem, and Cao Xia had no way to solve it.

Why leave him here?

Cao Xia remembered that if he left himself here, there must be some reason why he couldn't let himself leave.

Maybe the old man knew what he should do to crack this formation.

It's just that he didn't tell himself that he was waiting for Cao Xia to come to his senses, and this kind of thing was not the first time that the old man had done it.

So Cao Xia still has some confidence in his heart.

I looked at it many times and found this place

"System: Let me be the head at the beginning" Chapter 605 The method is in the middle of the hand, please wait a while,

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