C804 Wolf Gang
The reason Shen Longxuan did not leave was because he needed more information. As expected, in the next few hours, the information that Shen Longxuan obtained allowed him to gain a general understanding of the Nether Imperial City.
If he wanted to go to Nether Emperor Palace to find out more about his mother, it was not that there was no other way, it was just to enter the Black Dragon Guard