I Sold Martial Arts Secrets in the Southern Song Dynasty

In the parallel world of the Southern Song Dynasty, people were still beaten violently by the Jin people. Lin Qing passed away and became a bookstore owner. Relying on selling the improved version of Luohan Fist, Eighteen Dragon Subduing Palms, Nine Yang Magic, Six Meridians Divine Sword, Dugu Nine Swords and other secret books. The soldiers of the Song Dynasty suddenly became masters of martial arts. They were all like Yang Guo. In that era of cold weapons, this army formed by "Yang Guo" was like a sharp weapon, invincible on the battlefield. Just when the Song Dynasty won a complete victory, Gaozong decided to adopt Qin Hui's advice and surrender... A contest between civil and military affairs, peace and war, begins. At this moment, Lin Qing took out a new and exciting novel... Became the biggest bookseller in Lin'an Prefecture... This is a story where just by selling books, you can decide victory or defeat and influence the court. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.