In modern society, technology has advanced rapidly in the 21st century, tea culture has waned, and traditional tea-making techniques are at risk of being lost. The heroine, Su Cha, is a young woman who loves traditional tea culture. By chance, she discovers a hidden mechanism in her family's ancestral home and transmigrates to the ancient nation of Canglan, where tea reigns supreme. In this world, tea is more than a drink: it is a symbol of power, status, and wealth. Its unique power can help people cultivate, cure illnesses, and strengthen their spiritual energy.