Ximen Nao is a fictional character from the Chinese novel "The Plum in the Golden Vase," also known as "Jin Ping Mei." He is depicted as a wealthy and influential merchant living during the Song Dynasty. Ximen Nao is known for his complex personality, which includes traits of greed, lust, and ambition. In the story, Ximen Nao's relationships with various characters, including his wives and concubines, highlight themes of power and morality. His life reflects the social dynamics and cultural values of the time, making him a significant figure in Chinese literature.