The Fake Heiress and the True Phoenix

Song Fu is reborn to the time when she was first adopted by the Song family. In her previous life, she was poisoned by her adoptive sister Song Mingzhu. In this new life, she watches coldly as Song Mingzhu fights for the wealthy family's identity, then turns to seek protection from the Yun financial group. Using her intelligence, Song Fu defeats Song Mingzhu's conspiracy with foreign capital at financial summits and underground auctions, and takes over the merger case of her former enemy Qi Junye. Qi Junye is attracted by her resilience and transforms from rival to ally. Eventually, Song Fu uses evidence to expose the truth, defeats Song Mingzhu, and gains both career success and love.