Modern agricultural expert Rowena Sutton transmigrates into a deposed consort in The Cold Palace. She awakens a superpower: hearing plants and accelerating crop ripening. She planned to grow sweet potatoes, but imperial consorts frame her, court conspiracies brew, The Beidi invade, and a drought strikes. Using plants and sweet potatoes, she takes control of The Liang Dynasty's fate. She defeats villains and dismantles conspiracies. The entire empire depends on her sweet potatoes to survive!