Somewhere in the South Pacific, a fierce typhoon strikes and American tug and its desperate crew. Barely surviving the storm, the crew comes upon the "Volkov," a high-tech Russian research vessel that appears to be strangely deserted. Exploring the abandoned vessel, they find all of the Russian crew dead or missing. The "Volkov" is ripe for salvage, a tempting prospect, if they can claim it before any of the Russians return. But more than a potential fortune us at stake, for the ship is not as empty as it seems. There is something aboard the "Volkov." Something far from human....