Yue Zheng, as a general with great achievements in the frontier battles, accidentally slipped into a martial arts storybook and was bound to a compulsory crime-solving system. He must solve every unsolved case in the book within a time limit to avoid the plot from collapsing. Pei Heng, his personal guard who has been following him all the time, also broke in and stayed by his side like a loyal dog. The two worked together to break through the dark situations in the world, uncover the mastermind behind the tampering with the plot of the original book, and uncover all the mysterious truths hidden under the shadow of the hero in the light of swords and shadows.
