Random Walkers: Book 1: The Edge of Revelation

Ton and Kenzi's friendship has spanned numerous lifetimes. To them, traveling tremendous cosmic distances is trivial and the passage of time is of no consequence. Together they explore the Universe and try to make sense of their own existence. When they encounter the Human race, it is many millions of years in the future. At this time the Human race has developed super-technologies which have allowed them to spread across most of the galaxy. In a shocking revelation, the two explorers discover the unique origins of the Human species and the potentially devastating future it is faced with.