John Fortune is a street kid made good. Thanks to a genius for maths and physics, he carves out a successful career in interstellar engineering. But there's something not quite right about John. Something not quite human. His one true friend, Frank Patterson, is sure he knows the secret. Frank can't afford to be wrong. Mankind's survival depends on it. This 10,000 word short SF story/novella is... [click here for more]