The Moon Mutates, I Am the Savior in the Scorched Earth World

An unprecedented lunar eclipse changes the world. The world was swallowed up by flames. When people woke up, this was no longer the world before... Twelve people woke up in a wooden house. They didn't know each other, but seeing the dilapidation of the room, they had to wonder, where is this place? What are the four paintings in the room? How should they leave the cabin...