The play is a romantic comedy that tells a love story between a woman who chooses to \”not marry\” because of her love injury, and a man who wants to turn her wrong relationship into love. It has the fantasy element of \”past life\” and the extremely realistic themes of \”married\” and \”unmarried\”. Describe the popular \”unmarried\” trend among young people, the newly defined concept of marriage and family, and the true meaning of the eternal theme \”love\”.