The reason why Sima Yi wanted to kill this Bai Lingyun was actually very simple, that is, Bai Lingyun knew Sima Yi's plot, and Bai Lingyun was also sent by Cao Pi to monitor Sima Yi, and Bai Lingyun finally really discovered Sima Yi's secret. Why don't such people kill Sima Yi, then killing people is nothing more than endangering their own lives.

Sima yi loved Mrs. Bai in every way. At that time, Mrs. Bai became Sima Yi's reassurance, reminding him not to be impulsive. Later, Mrs. Bai and Sima Yi often argued, and Sima Yi became a heartless person. Mrs. Bai began to hate such Sima Yi, so Sima Yi killed Mrs. Bai.

Sima yi blackened:

After all, that's between husband and wife. Zhang Chunhua's death also brought great impact to Sima Yi, and it was also an important fuse of Sima Yi's blackening. Then Sima Yi began to formulate and implement his own plan, and finally eradicated Cao Shuang, laying the foundation for Sima Jia's political power.