As a time traveler, Jiang Lan traveled to the world of high martial arts, filled his father's position, and became a royal guard. But Jiang Lan only wanted to be the most ordinary clerk in the archives. With the extraction system, as long as martial arts remains in the environment, Jiang Lan can extract it! Extract it from the Tibetan Scripture Pavilion, get the [Yi Jin Jing], wash the bones and cut the marrow! Extract it from Zhao Prison, get the [Tian Mo Dao], use the devil to subdue the Tao! Extract it from Dongchang, get the [Sunflower Book], ...! But Jiang Lan soon discovered that her father's death was not that simple.