The Mastermind Behind the Scenes, but I Am a Magical Girl

Mu Hua died after a big battle, but when she opened her eyes again, she suddenly found that she had traveled through time. She came to a place that was completely different from the original world. In this life, she had a good family, good parents, and a good school. She should be able to live a happy life, maybe? Pseudo-invincible, cool writing, more everyday