Shen Zhiwei was the head chef of the imperial dining room in his previous life, but he was poisoned because of a decapitation meal. Reborn as the concubine of the crippled prince Zhao Heng, she was asked to cook his last 'decapitation meal'. She used her cooking skills as a blade, used ingredients to investigate cases, and used food boxes to send messages, getting closer to the core of the conspiracy step by step. Zhao Heng went from doubt to appreciation, and the two tested each other in the light of swords and smoke. Liu Ruyan is secretly causing trouble, Wei Wujiu leaves clues, Qin Sang is on the prowl, and the little drug boy Li Fuling cracks the poisonous trap - Shen Zhiwei uses dishes one after another to uncover the secrets of the palace and the palace, and quietly changes the fate of everyone.