After the Icove murders and the father-and-son cloning plot had been revealed, the secret operation was moved underground, where it would be increasingly harder for police to find it. The building is located behind a series of complicated maze-like caverns. Who is running it? Wilfred B. Icove, both Jr. and Sr., of course! They are continuing the very dangerous--very illegal--cloning practice. But nobody knows, except the Domestics. There are no human workers.