Spin the Wheels for Ill

No matter how harsh the instruction or inhumane the conditioning, military doctrine cannot replace compassion with uncaring steel. At his post in the bowels of a Japanese submarine, one frightened boy endures the unspeakable slaughter of an illicit war until he reaches a psychological breaking point. Then he begins opening valves that should be closed and closing valves that should be open. Drafted as a teenager into one of the bloodiest and most fanatical navies in history, he will spin the wheels for ill. What causes the discipline of duty to descend into the degradations of madness?