In 1937, Manchuria was occupied by Japanese forces. Ku Ping On (Wu Hang Yi, Myolie) and a brother-like friend Tin Hau Yi (Ng Cheuk Hai, Ron)brought her sick mother to Nanjing to search for her father Ku Man Chai, owner of the biggest rice company in Nanjing. After Ping On's mother dies and the ups and downs along the way, the two eventually get to live with him, but are segregated. Follow the Marco Polo Bridge Incident (also known as July 7 incident of China) Nanjing fell to Japanese forces. Soon, Ping On found out that Hau Yi, with whom she grew up, was actually the son of the Japanese military officer, Chung Tin Ngai (Shek Sau). She also discovered that Hau Yi, whom she considered to be her fiancé, was actually in love with Cheng Yuet Fung (Lelia Tong), the fourth wife of her father. Eventually Yuet Fung fell in love with Hau Yi. Afterwards, Poon Sai Cheung (Sunny Chan), who helped the Japanese, "bought" Ping On. 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…