Datang: at the Beginning of the Xuanwu Sect, I Send Li Er to the Throne

The modern soul traveled through time and became Li Chengqian, which coincided with the ninth year of Wude, and the Qin Palace was about to be stormy. On the eve of Xuanwu Gate, he woke up Li Shimin with one word, beheaded the King of Qi with his own hands, and forced Li Yuan to abdicate. Awakening civilization deduction system, learning martial arts, refining magic weapons, and cultivating a strong army. He wants to rewrite history, not to be a deposed prince, but to be the prince of Zhenguan who creates a prosperous age, taking charge of thousands of miles of land and conquering the world.