The experiments continue. Dr. Jack Griffin takes a room in an unsavoury part of town and tests the invisibility serum on a boy living on the streets. Instead of complete invisibility it simply makes his outer layer of skin disappear. After months he is reduced to a living skeleton and finally, a pair of eyes that seemingly float in the air. Finally achieving total invisibility the street urchin knocks Jack unconscious and escapes. Again the theme of feeling like an outcast in society, invisible to the upper class, is present. Jack spends much time simply sitting and trying to be invisible in public places by simply not moving, not drawing attention to himself. The pressure continues to mount though, as his fiancé seems to find his increasing absence, attention lacking and his boss demanding to see results. Going from animals to humans for experimentation is a logical step. We shall see how the newly invisible Tommy uses his ability...