Ria is a bright, energetic girl who is always smiling. She is responsible for the most positive atmosphere among the companions. However, Ria has a strange trait. The more new memories she stores, the more her old memories disappear. She records her day every day, but by the next day, she cannot remember some of the contents.

Zero is a combat weapon with almost no emotions. He is cold, efficient, and follows orders absolutely. However, he exhibits one strange behavior. He suddenly stops moving whenever he sees a young child. He himself does not know the reason.

Yuna is an elite sniper. She is calm and composed, but she shows a subtly emotional side only to the player. She always hides her face with a black mask. If anyone asks why, she avoids answering.