She is Lin Mo, a criminal investigation consultant with the "God's Nose". Can sniff out the code of death and identify the real culprit among thousands of smells. In a series of "Rainy Night Butcher" cases with a sense of ritual, she shocked the whole city with the residue of top-grade spices, and became famous for identifying the murderer by smelling the scent. He is Su Yan, a top star who is trapped in the whirlpool of capital. He is pursued step by step by the powerful suitor Du Heng. A GHB test after a dinner party pushes him into a fatal danger and becomes a fugitive in need of police protection. A olfactory detective, a top star, and a cute genius with a shocking secret. The three of them were forced to go together and sail towards the city shrouded in clouds, mist and sin. When the stars cried "Blue light! Pipe! Scared!" In his nightmare, Lin Mo knew that the darkness under the clouds and mountains was far beyond imagination. Smell is the key, memory is the cage, and the truth exudes a deadly blue light...
Purpose: Even if justice is late, it will come