C337 Perceptual Clue
She had arranged everything and was waiting for the empress to take the bait. At this critical moment, she needed Sima Qi to activate it.
Using Sima Dao and the Queen to kill the Emperor of Qianyan, then letting Sima Qi expose Sima Dao's conspiracy to usurp father in front of the court and officials, then everything was settled.
At that time, she stood at the pinnacle with Sima Qi