After the red meteor streaked across the sky, human civilization came to a standstill. From that day on, people could no longer build a rocket, a nuclear bomb, an airplane, a car...... The pyramid of civilization built up by modern science has collapsed, and the catastrophe is far more than that. The gray world descended with the red meteor, like a ghostly reflection behind a mirror, dragging the civilized world into the abyss of disorder little by little. In this day and age, human life is as small as dust; In this day and age, humanity shines like the stars. The building was about to fall, and someone saw a play standing on the ruins of civilization, red curtains like blood, laughing and crying, the curtain of the times slowly opened behind him, he opened his arms and whispered softly to the tired beings - "Good show...... Opening. ”