into the gripping tale of "The Gang of the Red Flag", a story set in bustling Hong Kong, where a group of ambitious mainland youths, enamored by the city's rumored wealth, arrived illegally. The local population's snobbery and their own greedy ambitions created a chasm between them, leading to a daring heist aimed at securing a massive fortune. They conspired with a local triad, meticulously planning this seamless crime. This gripping tale is inspired by the true events of the 1974 $7 million robbery at the Shanghai Street branch of the Bank of China in Kowloon, Hong Kong. The film, shot with painstaking realism, vividly portrays this unprecedented heist that shook Hong Kong's underworld. Chen Shen-jen, who oversaw the case as the chief investigator for the Major Crimes Unit at the time, is also featured. His subsequent transition into the entertainment industry further adds to the intrigue of this captivating story.