Stealing the Sky in White

In his previous life, he was a peerless genius who dominated an era, but he was plotted against him and fell on the eve of reaching the top. In this life, he returned to his boyhood, his memory was not lost, his experience was still there, and he also awakened a seemingly useless ability - the invincible field. In the field, he is absolutely invincible. The starting point is only three feet square? Then start from your own small courtyard and gradually expand the "absolute safety zone" to the entire city, the entire sect, and even the entire world. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.