25 years after fleeing Cambodia for the Philippines, Mr. Sokun (Tep Rin Daro) discovers a letter that compels him to return. As Mr. Sokun uncovers the details of a family secret from his youth, he realizes it has huge ramifications for his muay thai fighting son, Marco (Mikael Daez) and his bokator trained counterpart Sokeat (Khat Vaihang). With their lives in danger, Mr. Sokun must enlist the help of Marco's beleaguered girlfriend Angela (Andrea Torres) and Sokeat's childhood friend Sonita (Meas Thorn Srenai) to stop the two rivals from fighting. Can both families come together in time to stop this bitter feud? Or will Mr. Sokun's secret tear them apart forever?