Looking for a Cultivation Novel With an Ensemble Cast, Tell Me the Title 找一本群像修仙的书，告诉我书名

Cultivation, ensemble cast. After an earthquake, the whole class transmigrates to a world with cultivators. They become ordinary people ranging from elderly men and women to little kids, and a few even become animals. They’re all from the same village. The girl who leads them is surnamed Bai and transmigrates into an old woman.