After Practicing Swordsmanship for Ten Years, You Tell Me This Is the Tang Dynasty?

Zhuang Mo traveled through time, and when he traveled through time, he also brought a training system with him. Because of the system, he firmly believed that the world he lived in was a dangerous world of cultivation, so he lived in seclusion in the mountains, determined to develop his own skills, and then he was born. In the deep mountains, one person and one sword, ten years have passed like this! Ten years later, during the Xuanwumen Incident, Li Shimin ascended the throne and proclaimed himself emperor. Seeing this opportunity, the Turks raised 200,000 troops to invade the Tang Dynasty! In the Central Plains, corpses are floating for hundreds of miles, all living beings are in ruins, and people are wailing everywhere. It was at this time that he came out of the army after practicing swordsmanship for ten years! The Sword Immortal is born, one man and one sword guarding a city! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.