Rebirth in the Apocalypse: the Story of the Cannon Fodder Heroine's Transformation

[Apocalypse + Rebirth + Strong Female + Immortal Cultivation + Space] In the previous life, Shi Xi's powers were disabled and she died tragically among the zombies. Only after her death did she realize that she was just a cannon fodder female supporting character in the novel. She was hated by the female protagonist because the male protagonist had a crush on her in the early stage, and was designed to kill Shi Xi. Fortunately, God had mercy on her and gave her a chance to start over again! In this life, Shi Xi vows to get rid of the fate of a cannon fodder female supporting role, hold the inheritance of cultivating immortality, and embark on the path of cultivating immortality with her sister. The cannon fodder female supporting role with the inheritance of cultivating immortals VS the original heroine with the cheating of the system, who will win?