n the sun-dappled waters of the Aegean, ex-agent Michael Vance pilots the Odyssey II, a handmade replica of the sailcraft of the ancient hero Ulysses. Out of nowhere, a Russian Hind gunship with Arab terrorists at the helm fires upon the tiny ship below. The terrorists’ destination is a tiny Aegean island where a U.S. aerospace corporation carefully guards the Cyclops 20-megawatt laser launch facility. But the company security force is no match for the firepower of the Arab invasion and the launch site is quickly overrun. With helpless horror, the executives can only watch as renegade technicians convert the launch vehicle into a ballistic missile that can deliver their stolen thermonuclear warhead to any city in the U.S.