Traveling Through the Tang Dynasty: Becoming Li Shimin's Big Brother

[Time Travel] + [System] + [Single Female Protagonist] Traveling through the Tang Dynasty, Li Muxue gradually became the richest person in the Tang Dynasty with the help of the system. Li Er's Xuanwu Sect change was funded by me. With the help of me and the system, Datang developed rapidly and became the strongest country at that time.