There's Something Wrong with Him, General. He Always Blushes at His Brother.

The orphan Queen Xining was originally a noblewoman in the capital. In order to avenge her family's annihilation, she disguised herself as a man and passed the imperial examination. She and the sinister Prince of War went from a profit alliance to a two-way relationship. They joined forces to tear apart the family monopoly, promote the reform of the imperial examination, and provide a fair path for poor families.