With personal crises and age weighing in on them, Riggs and Murtaugh must contend with deadly Chinese triads trying to free their former leaders from prison and onto American soil.
A former U.S. soldier returns to his hometown to find it overrun by crime and corruption, which prompts him to clean house.
Gang leader Tony pulls off a major diamond heist with his crew, but cop-turned-criminal Ling knows who has the loot and responds by kidnapping Tony's daughter and holding her for ransom. Unfortunately, Tony's lost the diamonds as well. As he frantically searches for his daughter and the jewels, Tony pairs with a high-kicking government agent who once worked with Ling and seeks revenge on him.
