Tells the story of Leon, a civilian contractor who finds himself forced to work for a covert ops military organization that fights gray aliens in secret, deep underground military bases around the world.
The organization needs his skills to build underground tunnels and is prepared to do whatever it takes to gain his cooperation. Fearing for his life, family and business, he agreed to work for the organization. This may be a decision he will regret for the rest of his life.
If he is still alive.
There is an underground war against the Grays who kidnap a large number of humans for unknown purposes and Leon is one of them.
He had been injured in a previous battle with the Grays, and the battle wasn't over yet.
He will soon learn that not all deep underground military bases are underground, some are under the sea.