In the bustling town of Torino, Enrico Pocchini, a compassionate schoolboy with a passion for justice, faces a challenging transition when his beloved teacher, Miss Delacci, is replaced by the strict Sr. Pelboni as the new term begins. Despite initial reservations, Enrico and his classmates gradually develop a deep respect for Sr. Pelboni, discovering profound lessons about love, life, and the essence of human compassion along the way.