Datang: Hexagonal Prince, Li and Li Are Numb

Traveling through the Tang Dynasty, Li Kuan became Li Er's second son who died young, relying on the experience of two lives. He is Li Chengqian's good second brother. He is also a good brother to Li Tai, Li Ge, and Li Lizhi. He can mount a horse and sweep across the Turks, Xiliang, and Goguryeo. When he dismounts, he can decide the national policy, govern all directions, make all barbarians surrender, and all nations come to court. … Many years later. Li Chengqian: "I have a second brother in the Tang Dynasty, which is a blessing to the people!" Pei Ji: "Your Majesty is Li Er, and you are also Li Er. Why not make a change in the Xuanwu Sect?" Li Shimin: "What if, I mean what if, the throne is passed on to the second child?"