This book presents the story of Nayara and her two best friends, Maria Eduarda and Amanda, who one day distance themselves from her for no apparent reason. The plot deals with sensitivity and originality the passage from childhood to adolescence, with its discoveries and conflicts. How to understand the end of a friendship that was as important as a piece of the tongue? This book delicately presents an important social issue: the situation of children of incarcerated parents and the prejudice these children face.