Bruce Colston is the only son of Jacob Colston. Jacob is the wealthy owner of Zenith Spaceways in the 26th century. He has tried to give Bruce the education and interest, but Bruce is uninterested in pretty much everything. This includes the prospect of marriage to his fiance, Margaret. Without informing anyone of his plans, Bruce decides to leave the planet to search for life in a distant galaxy. He takes his cosmic-ray powered craft given to him by his father as a birthday present and flies into space.