In the story The Masque of The Red Death, Prince prospero locks his thousands of rich friends in his castle to protect them from a terrible disease called the red death.
The prince tried his hardest to keep his friends distracted from what was going on outside the castle walls. He held masquerade balls and decorated the rooms with colorful decorations of all colors, but out of the six rooms the seventh was dark and had no light. In this room stood a big ebony clock. THis clock frightened the guest so much that every time it struck at the top of the hour everything was still and quiet .
The climax is when the "Red Death" comes out of the seventh room and makes itself known.