Change Cave

Chuck Hao looked at the sentence on the wall, puzzled, and then turned to Roy. "What does it mean?" he asked. "I don't know," Roy replied, equally confused. "I asked the old man about it, but he never said a word. Honestly, if I hadn't been so bored back then, I might have eaten him." Roy then added with a guilty conscience, "But it seems I was lucky not to." Chuck Hao frowned, deep in thought. Suddenly, an ethereal voice echoed from above. "Boy, everything in this world is fated. You will understand...