The Long-Distance Running in the 1970S Will Never Regret It

Is There a Heroine Who Time Travels to a Family in the 1970S Where the Economy Is Pretty Good?

Is there a heroine who traveled back in time to a family with a good financial situation in the 1970s, and then took him to a modern villa space and then went to the countryside? I forgot what the book was called. Can anyone kind-hearted help me? ! ! 🙏🙏🙏I don't know what the cover is either