When the body of a senior cadet is found in the outer waste disposal area of the Space Academy kitchen, Admiral George Bellamy sends Captain Jorgensson to investigate. Notwithstanding her skills, the captain is however unable to determine if it was an incident or a murder.

Thinking of infiltrating Jim as an undercover agent, Bellamy contacts him, starting him on a new crazy adventure that shall take him to enlist in the Silver Arrow—a legendary and illegal race between cadets to elect the best pilot ever—and to uncover the horrible destiny of a spaceship lost twenty-five years before. The Minnie Maru.