Jia Kui assisted the emperors of the Three Dynasties and remained loyal to his duties. He made many contributions to the great cause of Cao Wei, so he was deeply respected by ministers. But Sima Yi rebelled against Cao Wei, so he was afraid. So Sima Yi was afraid of Jia Kui. If it weren't for Jia Kui's death, Sima Yi wouldn't dare to seize power so justifiably. The tomb was a brave warrior who fought against Sima Yi, but he had only a few thousand men, so he knew he would lose. Then he told Sima Yi that he could die by himself and not involve others. Although he himself is not well known to the public, his contribution is the same as that of Cao Wei such as Xia Houdun.
When Sima Yi tried to seize power, the tomb organized ministers to revolt, but Sima Yi found that Sima Yi had defeated the tomb and killed him.
So they severely reprimanded Sima Yi in their dreams. Although this is just a dream of Sima Yi. In this way, his bad mentality also affected his health. Sima Yi seized power step by step with a series of tricks, but he still felt guilty about Jia Kui and the tomb, and felt that his behavior was very disloyal. However, I am over seventy years old and my physical function is declining. He was also accused of usurping power and throne, had a fatal dream and eventually died of illness. His descendants established the Jin Dynasty.