Wandering into the Overlord's Heart by Mistake (Full Version)

[Classic Literature] Popular today, classic tomorrow QingyuProduced by the editor He is a gangster who is feared all over the world. He actually gives up and becomes a teacher? Isn't this too confusing? God! This former demon king has now returned to school to become the head teacher? It's incredible! What kind of love sparks will arise when a gang boss meets a well-behaved and cute confused teacher?