C167 Transactions over Level

After separating with Mao Bayi, Zheng Kai went straight back to his room and took out the manual eagerly to read it carefully.

After flipping through it, Zheng Kai's heart was not only stirred, but also his blood.

This cultivation technique was just as Mao Bayi had said. There were runes, arrays, and even pills. This was a genuine cultivation technique