Lu Shiyu accidentally transmigrates into a book and becomes a tragic sacrificial character who is drowned at birth, while the heroine steals her identity. But fate grants her a miraculous ability: mind reading. Thus begins her whole family's journey to turn their fortunes around.
In the book, the heroine proves her righteousness by reporting her adoptive mother and maternal grandfather for treason, bringing about the destruction of the Lu family. She then escapes with her scumbag father and lives happily ever after. But Lu Shiyu's arrival changes everything.
First, she helps her mother awaken. With the words, "Mother, your beloved husband is waiting for his mistress to have his baby," she exposes her scumbag father's evil deeds and sparks her mother's resolve to fight back. Her eldest brother was plagued by a leg injury, but with Lu Shiyu's help, not only is he cured, he also places first in all three rounds of the imperial examinations, outshining every talented scholar in the capital and making a spectacular comeback. Her second brother discovers that his closest friend is actually the scumbag father's illegitimate son. With Lu Shiyu's help, he foils the man's schemes. Her third brother was once spoiled into uselessness, but under Lu Shiyu's guidance, he reveals his talent and learning and escapes a miserable fate.
Facing the scumbag father and his illegitimate son's many plots, Lu Shiyu uses her mind-reading ability to see through them in advance, leading her family to thwart their schemes time and again. In the end, Lu Shiyu and her family successfully defy fate, and the heroine and scumbag father's plans fall apart completely. The whole family escapes their tragic destiny and, united by Lu Shiyu, lives a happy life with their heads held high, in a thrilling tale of revenge and turning the tables.