At the Moon, Jim Street and Saxon Caine leave XIANNE, with Chief Moses Jones, for a mission down to the famed settlement of Sunita and the nearby Duncan Industries HQhub of Captain Duncan's Helium-3-based financial empire. There they encounter Chief Financial Advisor, Harry Dobbs, and the lovely Alex Andreivich. But by the time they get acquainted with the amazing siblings, Pod and Clark, there are revelations and even more mysteries about Captain Tom Duncan and his enchanting wife, Dr. Sharon Miles. Jim and Sax must meet very personal challenges as their journey continues aboard XIANNE....