After getting married and having children, Dongdong (Anita Mui) lives a life of taking care of her husband and children, but the world is not peaceful. After the nuclear explosion, the world is facing a water shortage, but there is a mysterious water purification company that controls pure water and makes huge profits from it, and even curbs the lifeline of the entire society. At this time, a man named Changkong (Takeshi Kaneshiro) was pushed to the front and became the leader of the anti-government forces behind him. However, Changkong was killed soon, and the killer blamed the crime on Dongdong's husband (Damian Lau), who was also the director of the Public Security Bureau at the time. The director was killed for this, Dongdong was also arrested, and the commander took the opportunity to launch a coup. Chen San (Michelle Yeoh) rescued the president, and at the same time, Chen Qi (Maggie Cheung) was entrusted by Dongdong to take Dongdong's daughter to find a clean water source. Dongdong finally regained his faith and became a female flying man again. What kind of conspiracy is behind this sudden disaster? Can the three female flying men bring a ray of light to this dark world again?