The Last of Them All (editing)

What's not enough for one, too much for three, and just right for two? A secret. But you know teenagers. We tend to break or bend the rules. In this case, three is just right for the secret that these highschoolers hold. Facit autem virtus nostra nos. Our power makes us one. "So, what am I?" "We, we don't know. We'r...