The Royal Family's Beloved Little Ancestress Makes a Fortune Selling Talismans and Ascends to Immortality

[inner thoughts + family favorite + cultivation] She nearly became a cannon-fodder character who was killed right after birth, but unexpectedly gained a merit-earning System. By doing good deeds, she cured the illnesses of her three older brothers. Who could have known that her whole family would hear her thoughts and go on a killing spree, mercilessly tormenting the novel's male and female leads? From then on, her job was to drink milk and be the family's lucky darling. Every so often, she sold a few talismans, and the System leveled up as she casually did good deeds, leading the whole family onto the path of cultivation...