A calamity has struck within your world. Everyone is struggling to survive while resisting and avoiding the violent creatures that came out of nowhere familiar. Gradually, while all remains of communication manage to function, you start to hear of them being referred to as beasts from the Antimatter Legion.

One day, while you're in the middle of planning out how to survive through the day and remain in touch with all you care about, you hear a mysterious and strange voice in your mind...