In the Demon King Academy in Demon City, there is a specialized course teaching the methods of infiltrating the human society on the surface to the reserves of the Demon King.
Luo Yan didn't have a strong impression of that professor and couldn't even remember the name, only vaguely recalling it might be a lich.
The reason for this lack of memory was mainly because that guy's lectures were terrible, managing to confuse people on a simple question, and unlike Professor Lilith and Professor Eros, he wasn't very memorable, so few students remembered him.
However, even though Luo Yan didn't listen to a single class, it didn't stop him from scoring full marks in the final exam for that subject.
In fact, those complex methods could be summed up in a single sentence.
That is to cater to their preferences.
For the fanatical followers of Saint Sis, he would approach them in the name of Saint Sis and gradually blur their concept of divinity once he gained their trust.
