A Simple Life, also known as Sister Peach, is a 2011 Hong Kong drama film directed by Ann Hui and starring Andy Lau and Deanie Ip. Ip, in the lead role of Sister Peach, won the Best Actress Award at the 68th Venice International Film Festival. Originally, Hui considered retiring after making this film. However, due to the film's success, she changed her mind and went on to work on other projects.

Ann Hui On-wah, is a film director, producer, screenwriter and actress from Hong Kong who is one of the most critically acclaimed filmmakers of the Hong Kong New Wave. She is known for her films about social issues in Hong Kong which include: literary adaptations, martial arts, semi-autobiographical works, women's issues, social phenomena, political changes, and thrillers. She served as the president of the Hong Kong Film Directors' Guild from 2004 to 2006.