This report presents a critical analysis of a cyberbullying incident that occurred at a secondary school in Brisbane. The incident involved a student named Lindsay who was targeted with cyberbullying by classmates, leading to depression, academic decline, and social isolation. The report examines the nature of challenging behaviors, including cyberbullying, and their psychological impact on both victims and perpetrators. It explores behavior management strategies, discussing the importance of intervention, counseling, and the implementation of anti-bullying policies. The report emphasizes the need for a supportive school environment, addressing the incident's repercussions, and providing recommendations for handling similar situations, including psychological support for the victim, consequences for perpetrators, and educational initiatives to prevent future occurrences. The analysis draws upon relevant literature to provide a comprehensive understanding of the incident and its implications for fostering positive behavior in a school setting.