In 1937, Manchuria was occupied by Japanese forces. Koo Ping On (Myolie Wu) and a brother-like Tin Hau Yi (Ron Ng) brought their sick mother to Nanjing. They were looking for Koo Maan Chuen (Lau Dan), who owned the biggest rice company in Nanjing. They intended to stay with Koo Maan Chuen, but they are segregated.
Follow the Marco Polo Bridge Incident(also known as july 7 incident of china) Nanjing fell to Japanese forces. On (Myolie) was shocked to find out that Yi (Ron), with whom she grew up, was actually the son of the Japanese military officer, Chung Tin Ai (Sek Sau)! She also discovered that Yi (Ron), whom she considered to be her fiancé, was actually in love with Tsang Yuet Fung (Leila Tong), the fourth wife of her father. Eventually Fung (Leila Tong) fell in love with Yi (Ron).
Afterwards, Poon Sai Cheung (Sunny Chan), who helped the Japanese, bought On (Myolie). She was distraught. In the end, she unexpectedly fell in love with this man whom she had first hated with a passion and believed to be a traitor