"Mothers in sado-masochism" is a novel by the famous Japanese writer Yuka Murakami. In this book, the author explores the complex relationship between family and sexual fantasies. The main character, who feels alienated from her family, ventures into the world of sado-masochism to find support and comfort. The dark and provocative theme of the book is revealed through the lens of the heroine's psychological conflicts and inner encounters. "Mothers in BDSM" is a reflection on desire, power and the limits of submission, which split the usual order of things.