What if a group of Muslim extremists found a possible source of weapons of mass destruction? What if the extremists created a workable plan to take control of the weapons? Learn the dangers and excitement that four ex-U.S. Navy divers experience in trying to find a missing, secret WW II German U-Boat with probable weapons of mass destruction aboard and to keep them from al-Qaida control. Learn how the four get "re-enlisted" in the Navy, just one more time, to make sure they complete the job and what they learn about themselves in the process.