Nearly two thousand years ago, an Eastern emperor charged a small group with safeguarding a body of knowledge and secrets powerful enough to change the history of mankind. They went down in legend as the Nine Unknown Men--and now two rival factions of the descendants are fighting a mighty battle. Both sides think they are saving the world, but one of them is willing to use horrifying means to accomplish its goals. Now is up to Cabrillo and his team...

During a covert operation, Cabrillo and the crew meticulously fake the sinking of the Oregon--but when an unknown adversary tracks them down despite their planning and attempts to assassinate them, Cabrillo and his team struggle to fight back against an enemy who seems to be able to anticipate their every move.

In October 1943, a U.S. destroyer sailed out of Philadelphia and supposedly vanished, the result of a Navy experiment with electromagnetic radiation. The story was considered a hoax-- but now Juan Cabrillo and his Oregon colleagues aren't so sure. There is talk of a new weapon soon to be auctioned, something very dangerous to America's interests, and the rumors link it to the great inventor Nikola Tesla, who was working with the Navy when he died...