I Am Practicing Law in the Dungeon

Ye Rensha was an ordinary office worker. She managed to get a promotion and a raise in salary, but the apocalypse suddenly came. After waking up, Ye Rensha accidentally obtained the method of cultivating immortality and a light blue mechanical round creation from the hands of a mysterious man in her dream, but she also lost most of her memory. And when he came outside, the world he saw was no longer the world he was familiar with, but a world similar to the dungeon games he had played before. The collision of dungeons and immortal cultivators, sword and magic meets traditional immortal cultivators. During countless adventures, how should he find his lost memories and traces of his former hometown? What kind of secrets are contained in the mechanical circular creation and the practice method that allow him to practice?