In short, the introduction is a different end of the world than fighting zombies or virus infection. There is no color here, only boundless gray - this is the gray world.
No One Asks for Iceberg Revenge Attack
December 21, 2012 was the end of the world predicted by the Mayans.
After this day, people who discovered that nothing major happened thought it was just a joke without any scientific basis. However, what people don't know is that the end of the world has indeed arrived as predicted. It's just that it didn't show up in the form of a catastrophe, but began to gradually erode in a silent way...