Capítulo 325: Memoir of the Past: Secrets exposed.

"I see." Damien looked at the Water Celestial in surprise, clearly amazed by how knowledgeable he was. "How do you know all of that, grandpa, and what was your part in it?"

The Water Celestial's lips curled into a smile, which showed that he felt happy being called grandpa again and again by the little boy.

"I witnessed their fight and also helped them establish the ancient agreement that is still in effect even though 870 years have passed," he replied to Damien calmly.

"I have never heard about it." The fact that there was a pact between humans and beasts wasn't known to everyone. But Vivia and Arnard knew. Naturally, because Damien was too young, they hadn't said anything about that to him. "What kind is it?"

Instead of answering his question, the Water Celestial questioned him in return: "Why do you think Lords of the West don't invade our portion of the land, and why is it that we don't attack their realm to try to expand our territory?"

Damien: "I don't know."