What is the function of psychic Baoyu in A Dream of Red Mansions?

This role is great. First of all, the story in the Dream of the Red Chamber was triggered by it. The predecessor of Tongling Baoyu is the residual stone in the Goddess of Mending Heaven. Absorbing the essence of heaven and earth is quite spiritual. It wanted to go to the mortal world to experience something, so it put on a red chamber drama. Secondly, psychic Baoyu is the witness and disseminator of this story; Thirdly, in A Dream of Red Mansions, it plays the roles of Jia Baoyu and psychic Baoyu. They were supposed to be one, just like Baoyu was stupid after its disappearance, which undoubtedly showed its importance. It not only cured the diseases of Baoyu and Wang Xifeng, but also was the source of Baoyu's life. Can be said to be the soul of Baoyu. Without it, Baoyu is no longer smart, but loses his mind and becomes stupid. Fourthly, it also plays a very good role in rendering the atmosphere of the article, making the article always shrouded in a mysterious atmosphere, attracting readers to want to untie this mysterious veil and find out how the story experienced by Shi Tian ended.