C427 Shi Rixuan's Demon Sealing Tears
One of the most important reasons why Mu Yichen travelled from the ordinary world to the martial world was to find Uncle Tang Ji. Only when he found him would he find out what exactly happened twenty years ago.
The reason they were wasting so much time in the Feng Xu Cheng was because Pei Ning had told him before, that anyone who entered the martial world from an ordinary world