Retrograde channel is the only channel between the heaven and the mortal world. This channel has a feature, like its name, that is, retrograde. It is unobstructed from the heaven to the mortal world. However, if you want to go from the mortal world to the heaven, ordinary Sanxian may not be able to do it. If you want to go to the heaven, it is almost impossible to rely on the natural power of the heaven.

but it's not difficult for Ye Feng and others. Yang Jian used to be one of the most powerful people in the world. White lady and Ye Feng are more famous people. Although...