During the Republic of China, the neon lights on Shanghai Beach could not hide the shadow of crime.
When the heroine Lin Wan was ordered to meet the hero Shen Zhiyan, the lingering strange "secret fragrance" closely linked her to the unpredictable "Wind Listener" umbrella holder.
He is a dangerous mystery in her eyes, and she is the unexpected light in his heart. In the process of jointly tracing the truth behind "Secret Fragrance", they experienced suspicion and temptation, and also shared a moment of warmth and trust. However, the turbulent current situation, family grievances, and enemies hiding in the dark have all become obstacles on their emotional road.
Is this "secret fragrance" a catalyst for love or a deadly poison? In the torrent of the times and the whirlpool of conspiracies, can they stick to their original intentions, let love bloom in the flames of war, and let the truth surface?
