System Change - Chapter 70: Gracefall Manor

Hyde arrives in a doomed world with nothing but his body and fragmented knowledge of the future from a game he once played. He has no grand ambition—why try to save a world already destined to fall? Survival is enough.That is, until he discovers his sister is also transported into that world.However, only he hears the Melody of Nightingale and receives the power to survive.[You have established a connection with The Forgotten Hollow.]Awakening as a Resonant—an elite group with supernatural abilities—he is thrust into a conflict between two worlds. Armed with the authority of space and time, he vows to protect his powerless sister at all cost, even if he has to fight against the Mirage creatures, other Resonants, or even Gods themselves.

In ancient times, there were seven types of evil thoughts, each of which possessed the power to confuse, and muddle, people’s hearts. Every single person that came into contact with one of the seven, would inevitably undergo a sudden change in personality and temperament, and commit the unforgivable crime of murder.

Determined to rid the world of these seven evil thoughts, Lao Zi forced the seven evil thoughts into seven separate bamboo strips and secured the opening of such bamboo strips with the Phoenix Lock, and, in so doing, finally succeeded in sealing the evil bamboo strips.

But who would have thought, that the evil bamboo strips would, in due course, reappear on the surface of the Earth……

- Description from Novelupdates

He became a teacher at the best magic academy in the empire.
….For being mistaken for someone else.