Lily is haunted by memories--of who she once was, and of a person, long gone, who defined her existence. She has nothing but time now, as she recounts the tale of Snow Flower, and asks the gods for forgiveness. In nineteenth-century China, when wives and daughters were foot-bound and lived in almost total seclusion, the women in one remote Hunan county developed their own secret code for communication: nu shu ("women's writing"). They painted letters...