"Young Arkad is the only human on a distant world, on his own among beings from across the galaxy. His struggle to survive is disrupted by the arrival of three humans: an eccentric historian named Jacob, a superhuman cyborg girl called Baichi, and a mysterious ex-spy known as Ree. They seek a priceless treasure which might free Earth from alien domination. Arkad risks everything to join them on an incredible quest halfway across the planet"-- Provided by publisher.