At the first coming of the dawn the horrid figures melted in the whirling mist and snow. The wreaths of transparent gloom moved away towards the castle, and were lost.

– Bram Stoker

Dracula, Chapter 27. Van Helsing describes how the three vampire Brides of Dracula, just as dawn is breaking, abandon their bid to entice Mina away with them. Repulsed by sunlight the living dead creatures return to the sanctuary and protection of Dracula’s dark castle.