Who are the Fates? Why do they occasionally appear during missions? Why do they seem all powerful, yet rarely intervene? Perhaps understanding the Fates is the key to unraveling the secret of parallel worlds, of the Forever Death, of Life itself?

Why do they sometimes come and just observe? But on one mission, it’s revealed they hold power over death itself and can bring someone who thread should have not been cut, back to life.

What is their goal? What is their purpose?