Tan Qiao and Meng Qiao both enter the Marquis's residence. One is a poison doctor with a hidden mastery of the art, while the other is a cook whose culinary skills are truly enlightening. Both are top students who have studied medical texts and culinary classics since childhood. In the treacherous battles within the household, they use food to aid medicine and break through one crisis after another, joining forces to sweep away every demon in the back courtyard. In the end, both earn the Marquis's exclusive favor and secure peace, honor, and affection for the entire household.