The darkness represents the starting version of the party. Many people to return to work pending before because there are, but there are still many people celebrations came to midnight straight.
Darkness began to indicate the release party. Many of them have returned to work because there is pending. But there are many people who came to celebrate at midnight.
The darkness as start the reunion. Many people have to leave because there are lot of things to do. But there are also many people celebrate arrived at midnight.