Serving as a prequel to the Vietnamese gangster series Giang Ho Cho Moi, this story explores the turbulent past of Ong Noi, a formidable and unconventional underworld figure. Once a loyal subordinate of the powerful gang leader Chi Dai, Ong Noi struggles to establish a respected position within the Cho Moi criminal organization. As rival factions compete for control, hidden ambitions, jealousy, and betrayal threaten to tear the gang apart from within. Facing dangerous enemies and the treachery of former allies, Ong Noi must fight to survive and defend a personal code of loyalty and honor.