Start by Spending One Billion [Entertainment Industry] - Chapter 80

I thought I had seen bad endings before—but nothing prepared me for the garbage conclusion of The Hero’s Path.Years of investment, countless struggles, and for what? The protagonist failed. The villain won. Everyone else? Dead. Furious, I sent a message to the author, only to get a chilling response:[Do you think you could do better?]Before I could even blink, my phone exploded in a blinding light, and the next thing I knew—I was waking up in a completely different body.Now, I’m Merlin Everhart, a fourteen-year-old with a 12-star talent, the kind of gift only the strongest should have.But here’s the problem: I have no idea who I am supposed to be.With nothing but a system and a first-day-of-school alarm ringing in my ears, I’m thrown into the world of The Hero’s Path.Am I just another side character in a world that already ended once?…Either way, I refuse to let this story beat me too.

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

“A marriage contract determines fate for a lifetime.As the once well-to-do Sang Wan marries into the wealthiest Shi family of Qingzhou, she faces a suspicious and difficult mother-in-law, a husband who cherishes his childhood sweetheart instead, a harsh eldest sister-in-law, and a cunning younger sister-in-law. The diffident Sang Wan retreats and concedes until she ultimately meets a tragic and desolate end, dying alone in a secluded corner of the Shi Mansion.Reborn in the sedan chair on her wedding day, where should she go? At the starting point of tragedy, with a chance to start anew, can she change her tragic fate and create a life filled with harmonious melodies for herself?In this life, she only desires a leisurely and peaceful existence, to truly live for once.”

Feng. Liu Di is a city in the city. He has only one mind in mind:

I am the king, where do you live? !!

- Description from 69shu