"Doña Perfecta" is one of the most famous works of the Spanish writer Benito Perez Galdos. In this book, the author talks about the complex relationship between religion and society, between family values and personal beliefs. The main character, Doña Perfecta, embodies the image of a traditional, conservative woman who lives according to the laws of the church and traditions. Her relationship with her nephew reflects the struggle between progressive ideas and maintaining the status quo. The book "Doña Perfecta" combines romantic and realistic elements, revealing the complexity of human nature and the influence of the social environment on the individual.