GAIA was a gift from the Spanish royal family to the Chinese emperor in the 17th century. Although it is now divided into three parts: the Eye of the Forest, the Spring of Spirits, and the Wings of Life, it is still priceless and coveted. Not long after being released from prison, the notorious thief Zhang Dan (played by Andy Lau) sets his sights on these treasures. He finds the veteran hacker Xiao Bao (played by Tony Yang) and the female thief Ye Hong (played by Shu Qi), successfully sneaks into the Cannes auction venue, and steals the Wings of Life from under the nose of the French detective Pierre (played by Jean Reno), who has fought many times, and finally hands it over to the boss behind the scenes, King Kong (played by Eric Tsang). Together with the Eye of the Forest stolen before going to jail, the only thing missing is the last Spring of Spirits to put GAIA back together. At this time, Pierre finds Amber Li (played by Zhang Jingchu), his ex-girlfriend who was betrayed by Zhang Dan, and launches a new round of pursuit of the thieves...