Ning has been trained as a shennong-shi, a specialist of teas. They grow, harvest and brew tea that holds great power. They can even see the future in the tea.
This very same ability also brought her mother's death.
As her sister, Shu, fights the same illness Ning is trying everything to save her.
When an invitation arrives to a royal festival that will decide which sennong-she will serve the imperial court, she sees a solution.