In 2021, God seems to have played a huge joke on all mankind. The doomsday in 2012 made us sneer, but this sudden disaster slapped us hard. Is the sudden huge change a gift or a nightmare? The nine red wine-like, intoxicating crescent moon slowly rises to kick off the end of the world. The girl Mengmeng was unexpectedly reborn one year before the end of the world. Can it use this opportunity to reach the top?