It is no secret that the covers of The Twilight Saga gave their tap in the Video ( A Thousand Years of Christina Perri.)
( the Apple ) which represents the forbidden love between Edward and Bella in the Twilight book:
He then appeared a white flower, obviously symbolizing the flower of the book New Moon. Recall that the flower wants to show how Bella suffers when Edward decides to leave.
Subsequently, it appears red tape, which clearly is the book of Eclipse, which symbolizes the bond that has Bella with Edward and Jacob.
Finally, what more anxious, because the song is the soundtrack of Dawn Part 1. Chess appears, symbolizing the book Breaking Dawn. As many will know, the white queen vampire Bella, who is strong and the red pawn was human Bella, who was weak.
source : DiarioTwilight