Reincarnated To Stop The Hero

Reincarnated To Stop The HERO This novel I about a young man getting Reincarnated into a world to save it from getting destroyed from it own savior "The Hero" From what does the hero save the world from? Why does the hero save I in the first place? Why does the hero wants to destroy the world it saved? How will the MC stop the hero? Stayed tuned in to know about it all. This is "Reincarnated to stop the HERO"