Great Tang: I Revealed I Transmigrated, and Li Shimin Begged Me for Spoilers

After transmigrating to the Great Tang as a beggar, he accidentally stumbled into the palace and nearly became a eunuch. At his most desperate, he used his knowledge of the future to expose Crown Prince Li Chengqian's tragic fate. He also offered his medical skills as a bargaining chip, promising to prolong Empress Zhangsun's life. From then on, he navigated court intrigue, using modern medicine to sway the emperor. As he changed history, he also carved out a slim chance of survival and immense power for himself.