The holy deer keeps running to prevent the collapse of the metaverse. The metaverse is a fractal, and when the first of the multiples collapses, all the others will collapse too, until the ultimate collapse is reached.
It's the end of the cycle. This is the end of the beginning of time, but it isn't the end. It's the beginning of all things.
The holy deer keeps running to prevent the collapse of the metaverse, the dream that never gets old, that never dies. That is the purpose of the deer.