Twelve year old Billy Frank had but one wish - that his dad George would stop spending all his time at work and start spending a little more time with him. Soon a phone call shatters his father's secret past when great, great uncle Victor Frankenstein dies and wills the infamous Frankenstein Castle to George. The young Billy Frank is about to become - BILLY FRANKENSTEIN. All is not quite as it appears and there are more secrets just waiting to leap out of the shadows.