The sky city on the earth will fall with a loud noise, and it will appear like a blue star... Are you interested in predictions about the future? Do you want to know the trend of the world? When people act with good deeds, heaven responds with blessings. When people commit evil crime, heaven responds with unstoppable disasters. If we act against the good and do bad things, bad omens will come from the sky, and the world will suffer from drought and rain, floods, mutiny and civil chaos, and war will begin. Therefore, the ancients attached great importance to the observation of celestial phenomena. You can piece together the hidden fragments of riddle from this graphic novel comic manga.