Tao Rule!

Although Ye Xuan knew nothing about the origin of Prison World Tower, he still knew some of it.

There were nine Tao Rules in Prison World Tower. Once, it was obviously severely damaged and the nine Tao Rules were scattered.

That is to say, the nine Tao Rules were originally in Prison World Tower.

If there was no Prison World Tower, he may end up like the mysterious man and be trapped by it. However, Prison World Tower was in his ...