Strength Training in Heaven and Earth, Purgatory on Earth

You were reborn, traveled to the past and rewrote history. The grandfather paradox was stepped on by you, and the laws of space and time were punched and kicked by you. This is an unreasonable world, but a fantasy Shura field where the hard currency "refining power" theory circulates between the world of gods and the devil. What is a person? People are blinded by materials and boredom, and cannot realize the weight of practicing strength at all. But when you travel to the past, you start from the realization of strength training, and start a life of practicing cultivation that is different from ordinary people...