You Were Asked to Go Undercover in the Demon Cult, but You Backhandedly Married the Leader?

Xiao Wuji had just traveled through time and was about to be sent by his sect to the Demon Sect to perform an almost fatal undercover mission. At this moment, the system awakened, and the greater his reputation, the greater the rewards. After a while. Rumors circulated within the Thirteen Gates: Surprise! Xiao Wuji, a young hero from the Qingfeng Sword Sect, disguises himself as an undercover demon sect. This mission involves death and no chance of survival. Young hero Xiao is respectable and admirable. Rumor has it around Yuelai Inn: Surprise! The thirteen sects held a martial arts conference to eradicate the demon sect. The young hero Xiao Wuji cooperated with the thirteen sects and successfully eliminated half of the world! Shock! The young hero Xiao Wuji actually married Yan Ji, the leader of the Demon Cult! The Demon Sect ushered in the Era of Two Saints! Shock! The devil Xiao Wuji confuses people, and Yan Ji openly declares that her husband is the reincarnation of the god of desolation! Shock! The master of Wanhua Palace, the holy land of martial arts, openly expressed his love for Xiao Wuji, but was called a vixen! Shock! The leader of the martial arts alliance made an appointment to fight the big devil Xiao Wuji, but he knelt down and kowtowed and called his master on the spot? Shock! The nine sects asked for help from the immortal sect, and the immortal master arrived, but they were defeated by the demon sect's sweeper? Shock! Is the Demon Sect the real Immortal Sect? ! ! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.