Benjamin Franklin Gates and Abigail Chase re-team with Riley Poole and, now armed with a stack of long-lost pages from John Wilkes Booth's diary, Ben must follow a clue left there to prove his ancestor's innocence in the assassination of Abraham Lincoln.
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.
Chon Wang, a clumsy imperial guard, trails Princess Pei Pei when she's kidnapped from the Forbidden City and transported to America. Wang follows her captors to Nevada, where he teams up with an unlikely partner, outcast outlaw Roy O'Bannon, and tries to spring the princess from her imprisonment.
