In this adventure-filled sequel to the 2004 blockbuster National Treasure, Nicolas Cage reprises his role as artifact hunter and archaeologist extraordinaire Ben Franklin Gates. In this outing, Gates learns of his own family's implication in the assassination of Abraham Lincoln by John Wilkes Booth. Gates must then locate an elusive diary, not only to clear his family's name, but to unearth and connect several secrets, buried within the book, that point to a massive, global conspiracy.