The Emperor's Sister-In-Law Is a Saint from the Devil's Sect, and My Identity as Emperor Is Fake.

The emperor's brother died suddenly, and with the support of his wife, he succeeded to the throne. His young emperor, majestic and heroic, dominates the world! The emperor's sister-in-law is the most beautiful queen in the world. The emperor's sister-in-law treated him very well and even helped him choose the queen and his concubine... Life in the palace was peaceful and happy, until one day, He discovered that the emperor's sister-in-law was actually a saint from the devil's sect, with unparalleled martial arts skills! And his identity as emperor is actually fake... The emperor's sister-in-law is bossy: I can establish you, or I can destroy you! He smiled: Sister-in-law, I can finally be rude to you! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.