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.

Modern treasure hunters, led by archaeologist Ben Gates, search for a chest of riches rumored to have been stashed away by George Washington, Thomas Jefferson and Benjamin Franklin during the Revolutionary War. The chest's whereabouts may lie in secret clues embedded in the Constitution and the Declaration of Independence, and Gates is in a race to find the gold before his enemies do.

Lincoln Rhyme was the department's top homicide detective and leading expert in criminal forensics until an injury left him paralyzed, depressed, and incapable of working. But when a gruesome murder in Manhattan leaves detectives baffled, they call on Rhyme to help solve the mystery. Amelia Donaghy, a rookie cop whose quick thinking preserved a gruesome murder scene, is enlisted by Rhyme to be his on-the-scene forensics expert. With Amelia reluctantly acting as Rhyme's able-bodied go-between, the pair piece together cryptic clues the killer leaves behind at the scene of the crime, hoping to catch the grisly serial killer.

After deciphering a message found in a satellite, genius cryptographer Alex Jacobs finds himself being stalked by government agents and otherworldly beings.