Human form Silhouette of person Human figure Dark figure Dark environment Shadowy figure Shadow play Visual effect Dark room Chilling spine Sinister silhouette Human silhouette Multiple arms Human figures Figure in darkness Mysterious shadows Dark figures Window panes Multiple figures Silhouetted person Unseen hand Single silhouette Ghostly hand Glass door Eerie art Shadows at dusk Invisible threat Ghostly hands Silhouette in window Multiple hands