Become a Self-Reliant Female Supporting Character in a Mind-Reading Novel About Rebirth

[The female protagonist is Song Qingyin, the male protagonist has little sense of presence in the early stage, and the female protagonist in the early stage is a child with limited mobility. Song Qingyin, who had just taken over as the head of the family, took the AI medical space BOA with her after experiencing a liquefied gas explosion and traveled back to the novel that she read a few chapters of last night. In the novel, there is a reborn eldest sister who is ready to seek revenge from her original owner and revive her family; There is a little sister who is not yet born, but will be replaced by her father as soon as she is born, and can be read by others; In short, Song Qingyin is a supporting female character in the entire novel, and she is even a vicious supporting character. In order to survive, Song Qingyin decided to lead BOA to open up a new path. As for the Yan family...