Lin Yun continued to read through the book under the Azure Firmament Tree sapling with excitement on his face.

“The Azure Firmament Sword Sutra has a total of ten stages. The first three stages are its foundation. After reaching the third stage, one will be able to summon the Azure Firmament Tree. With this phenomenon, wind will be summoned. After reaching the sixth stage, the tree will be able to summon lightning. After reaching the ninth stage, one will be able to condense the ...