Qing Shuiyu, a fisherman from the 21st century, crosses a thousand years through a soul transmigration and becomes the princess commandery lady Wen Yu. The young celestial official Li Yu calculates that her soul resides in another land, fabricates an identity for her, and then lets her go. Five years later, he holds power over the imperial court and suppresses military reports from the northern frontier, claiming that the celestial signs are unfavorable. Ye Weimeng dies in battle, never knowing until her death that someone has already calculated every step of her fate. After falling off a cliff, her memories awaken, and she finally realizes that she is a solitary wandering soul. Now called Qing Shuiyu, she must live on for the dead and carve out a path for herself. Some read the heavens, some break the chess game, but every step she takes is her own.