Gou Signed in at the Sect, and the Master Turned Out to Be the Future Demon Lord.

Bad news: If you become a sect loser, you may be cannon fodder at any time! Good news: The god-level sign-in system has awakened and will reward you with a hundred years of cultivation at the beginning! I decided to stay in the Sutra Pavilion and sign in to become an immortal! My master, who is celestial and beautiful, is the most beautiful woman in the righteous way, and is extremely gentle to me. I just want to sign in silently and keep her safe for the rest of her life, but I don't know that the system rewards are getting weirder and weirder! Bite! Reward the Ancient Demonic Heart! Bite! Reward 100,000 Heavenly Demon Soldiers! Three hundred years later, when the demons were defeated by the right way, the master turned into a peerless female demon with overwhelming demonic energy! "Good disciple, will you follow your master and destroy this world, or will you become your master's first sacrifice?" Looking at the nine heavens and ten earths collapsing behind her, I sighed. "Master, stop pretending, the account you signed in with is exposed! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.