The Hundred Lineages Meeting was such a meeting to drive innovation.
Lu Sheng soon discovered many similarities between the mysterious mantras imparted to him by Grand Elder and the characteristics of many Prime Devil Sect foundational mantras he had read about in the library. Had it not been for the fact that he read so much, as well as the improvements to his memory caused by the general upgrading of his body, he probably would not have realized that.
As Grand Elder continued his lessons with Lu Sheng, he would occasionally take Lu Sheng to various spots in the sect. He would bring Lu Sheng even some restricted zones without reservations.
Often, He Xiangzi would be right beside them, but she would not speak a word. In truth, she understood that her teacher had already made a choice. Hence, all that she could do was to continue handling the miscellaneous duties of the sect silently as a form of service to her teacher and junior apprentice brother.