Commodore Henry Gallant

A gigantic Unidentified Flying Object materialized over the capital of Earth - terrifying the world.
The ancient Chameleon race wants to work with Humans to stop the genocidal Titans. The Chameleon are humanoid but have an AI chip implanted in their brain, which gives them unique abilities.
Henry Gallant's exceptional ability to interface with AI makes him the key to negotiating a mutual defense treaty and obtaining the alien's superior stealth technology.
Using the advanced tech, Gallant leads a space fleet raid against the Titan's homeworld.
The struggle for the galactic empire hangs in the balance in this space opera adventure.
For Fans of Gattaca and Horatio Hornblower.