Tang Dynasty Plotter

"What's going on? Have I traveled through time?" Li Huan muttered to himself in confusion. "You're already here, so it doesn't make sense not to do something. The time slot should be very precious, right? So... Do it!" As a result, Li Huan, a promising young man in modern times, hugged Li Shimin's golden thigh tightly and helped Li Shimin bring peace to the world, ascend to the throne, and promote science, creating a super prosperous Tang Dynasty that far exceeded history, and becoming the master of the Tang Dynasty. "Under the sky, it is the king's land, and on the shore of the land, it is the king's ministers. People, we have done it!"