Short-lived ghosts in Xie Jia have a long life span. What is her grandfather's wish?

I hope the hostess can live a long and healthy life, be safe and happy. According to the brief information of the query novel Xie Jia's short-lived ghost lives for a hundred years, in the novel, the hostess's grandfather once said, "I hope my granddaughter can live a long and healthy life, be safe and happy." The novel mainly tells the love story between the heroine Yan Sanhe and Xie. Yan Sanhe is the shopkeeper of a drugstore. Xie came to the drugstore to buy medicine because of illness, so they became attached.