After a botched assassination attempt, the mismatched duo finds themselves in Paris, struggling to retrieve a precious list of names, as the murderous crime syndicate's henchmen try their best to stop them. Once more, Lee and Carter must fight their way through dangerous gangsters; however, this time, the past has come back to haunt Lee. Will the boys get the job done once and for all?

When Hong Kong Inspector Lee is summoned to Los Angeles to investigate a kidnapping, the FBI doesn't want any outside help and assigns cocky LAPD Detective James Carter to distract Lee from the case. Not content to watch the action from the sidelines, Lee and Carter form an unlikely partnership and investigate the case themselves.

Taking place after alien crafts land around the world, an expert linguist is recruited by the military to determine whether they come in peace or are a threat.