Novel based on a true story. The protagonist (Mélida), who was deprived of her liberty and sold by a gang of pimps, manages to escape after the fourth attempt and is assisted by the Prosecutor's Office for Sexual Crimes in Mexico City, where she was convinced to file a complaint that would guarantee her and her family's safety. As she does so, she relives the sordidness, the inhumane treatment of which she was a victim and the crimes she witnessed. She seems to put her life in order, she reunites with her son and resumes her studies; but Ananké, goddess of misfortune, is not willing to let her escape.