Personal thought.
I think it's the guys grave. Her world is gray because he is gone.
After someone dies, you try to keep things about them close to your heart, to remember everything about them.
Bringing the gifts were a way of her remembering him.
When all things he gave to her, to remember him, are retrieved, the world is full of color.
She lets go of the dove, as a way to say that she is in peace, now that she can remember who he was.
This probably isn't right, but I gave
I see several comments saying "Make you able to shoot while moving"
No! That will break the archer! The warrior is a very hard game to play, and that will force more people away from it, to a very easier class to play the game on.
This game is great, but it starts to make me mad that I can never get even one bonus.
One suggestion, when you buy an upgrade, automatically put it on!