The Demise of a World in 172 Years

The new world begins with the giants covering up the old world, and at the same time pressing a 172-year countdown. From modernity to feudalism, and finally to the slave age... Orphan Li An is also destined to become Destiny in the modern era, and obtains the most powerful Destiny's Final Disaster, as well as all the knowledge of the new world, in order to lead the world to its destined ending-destruction!