This video explores LLM-HetGDT, an advanced AI model combining Large Language Models (LLMs) and Graph Neural Networks (HGNNs) to detect drug trafficking on social media. By analyzing Twitter-HetDrug, a specialized dataset, AI identifies hidden patterns in illicit activities, outperforming traditional methods. The technology aids law enforcement while raising concerns about data bias and privacy, shaping the future of AI-driven crime prevention.