I, the Martial Saint of the Tang Dynasty, Signed for Three Years to Turn the Tide

Su Chen traveled through the late Zhenguan period, which was a different Tang Dynasty. Many years ago, the Tang Dynasty's army was invincible. On its expedition to the Arctic, it encountered a demon clan with powerful martial arts skills. Pandora's box was opened and the demons invaded. In order to fight against the demons, the Tang Dynasty rose up and respected martial arts. Su Chen obtained the god-level sign-in system. I have been living in poverty for three years! Sign in successfully and get Hou Tianqi and Dugu Nine Swordsmanship! Sign in successfully and gain innate vitality! Sign in successfully and enter the semi-saint level! … The Demon Martial Emperor becomes a saint, and an army of millions of Demons attacks. The Tang court and the aristocratic families were fighting among themselves and were unable to resist! Under Chang'an City! The entire human race is in danger! Saint Su Chen comes out! One sword determines the country! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.