As twin torpedoes from a renegade Iranian sub streak into the hull of their escort ship, the crew of the Yuduki Maru looks on in horror... Their cargo includes two tons of weapons-grade plutonium. And now, with enough nuke fuel to arm a superpower, an alliance of fanatics threatens to poison a continent. In a daring mission of high-seas heroism, Lt. Blake Murdock leads his seven-man unit from Team Seven's Red Squad into bulkhead-to-bulkhead battle — with high-tech buccaneers who've got nothing left to lose