Qin Zhilan, the daughter of a painter, suddenly lost her father and fled to her aunt in Gusu City alone. Her aunt ran an old fan shop. In the mist and mist, Zhi Lan met Zhi Huan, a scholar from the university who was as gentle as jade.
Her father left her three things before his death, but she dared not open them. Is it evidence? Last words? Or is it a clue to a murder that has been hidden for many years?
As the two got to know each other, Zhihuan took the initiative to investigate the case for her. Under the lights of the fan shop, in the mist and rain of Suzhou, while feelings are secretly arising, the truth is approaching step by step. When the three relics were opened one by one, a dusty past and the true cause of his father's death finally came to light...