"This is..." Regret let out a slight sigh in response to the question, "To tell you the truth, we're not very clear on that either. After all, each of us, including your thoughts, can easily expand to infinity. It's precisely because of this reason that we're able to possess such power. Conversely, the complexity of thoughts also makes it difficult for us to easily peek into them."
"Uh... So, you mean that you don't know either?"
"Mm... I can't deny that," she said: "Regarding the person known as Rule Zero, we can also say that we hardly understand him, even though he was created by us, we still know very little about him."
"Created with your own hands?"
"That's right... The people of Earth Civilization gave us the authority as the 'Blue Sky Appearance,' but didn't impose any restrictions on us. There weren't even any rules on how to stimulate the growth of the Power of Change, instead, they let us decide... Such actions made us feel uneasy."
