The Yuxiang family in Daliang is proficient in identifying fragrances and poisons. Jiang Lingcai refused to ban incense and was secretly ostracized by the harem.
A series of strange cases involving incense and poison occurred frequently in the imperial city. Wu Heng, a young censor, was ordered to investigate and found Jiang Lingcai, who was proficient in incense, to join forces to investigate the case.
The two got to know each other during the investigation, and the hidden secrets of their lives gradually surfaced as the power struggle in the court came to light. The truth about the maze of the palace and the mismatched life was revealed layer by layer.
Philosophy: Jiang Lingcai, a damsel in distress who makes incense, engages in fights in the palace, while Wu Heng, the censor who is in charge of secret criminal cases, sorts out the old cases in the court. The two endure and survive. After meeting, they support each other, work together to unravel the dusty past, and gain a stable foothold in the palace.