A cosmetics saleswoman is inexplicably caught up in a murder! It's early autumn, and Guo Na is working in her hometown as a cosmetics representative and beauty consultant. Her business gets off to a good start, until she discovers that one of her wealthy clients has been murdered by a knife-wielding madman. When Officer Lin Zhihui takes over the case, Guo Na is sure he'll bring the killer to justice quickly. But Lin Zhihui and his team soon discover that the killer is always two steps ahead. This "killer" terrorizes Guo Na's cat, wrecks her car, and spreads vile rumors that she is involved in prostitution. Guo Na is ready to fight for her friends' lives and for her own survival.
Premise: First love is the hardest to forget, and it leaves the deepest wounds. Love can conquer all, while selfish thoughts sow the seeds of revenge.
