Explores the escalation of digital tensions between Cambodian and Thai social media users, examining the emotional and cultural undercurrents fueling one of Southeast Asia's most enduring online rivalries. Drawing on interviews conducted in 2024 using Facilitative Listening Design methodology, the study identifies how historical grievances, cultural pride, nationalism, and platform dynamics intersect to shape cross-border perceptions among young people, and highlights education, media literacy, and dialogue initiatives as potential remedies.