A mysterious stanger arrives at a rual Sussex inn on a cold winter's night with his face obscured by bandages and his body cloaked in a long, heavy coat. He locks himself in his room and spends his stay labouring over chemicals in intricate glass bottles. The villagers, bewildered by what lurks under the bandages, could never be prepared for the terrible truth: that the man is a scientist who has rendered himself invisible and is desperately struggling...