Hong Kong Films: A Great Counterattack, My System Deals with Traitors

When a gun is pointed at Su Yu’s head, a System notification pops up: “Tell a lie and get bulletproof underwear.” He immediately snaps at his undercover colleague: “Your underwear’s on backward! What, even crooked cops are cosplaying these days?” He tricks the cop played by Chow Yun-fat into breakdancing, uses Guilinggao jelly as armor to tank bullets, and turns the tables on the underworld to become a winner in life.