Computers have always been a hobby for Mike Sherman. When Mike and his friend Hayley are suddenly pulled into his home computer, they find themselves in a world all its own, a virtual world, where things aren't what they appear to be.
Eric Carter, Mark Bruder, and Shayleen Mills, three friends in Murfreesboro, Tennessee, sense that all is not right with a toy store that will be opening soon.
Jacob and Shannon Brenner, having earned their open-water diving certificates, are recruited to remove a leaking substance from a sunken submarine that is threatening the environment, but danger soon turns to disaster.