Video gaming's original 3D fighting series, Virtua Fighter, serves as the source material for this actionadventure from Sega. Players take the role of a young boy named Sei, who lives far in the future and hopes to grow up to become a great treasure hunter. Like other treasure hunters in his time, the boy searches the vast realms of cyberspace for his quarry. Soon after his explorations begin, however, Sei is asked to help search for something else other treasure hunters who have mysteriously disappeared.