All fans, only I can hear the system prompt

[Doomsday + + Monster Fighting + Traveling + Magic Flow ]Overnight,The earth expands twice, and the lost place is shrouded Technology disappears completely,Food shortages,There are dangerous monsters hidden in the lost,Dozens of people survive when they get lost "There is a water source one hundred meters to the left, so you can't rest assured .""Fifty meters to your right, there is a sleeping wolf. You can die him .""Ten meters below you, there is a box of dry, and you can dig it to ."When people start to worry about food, Xiao has saved a house of food When people are afraid of getting lost and monsters die, they start to die monsters with homemade weapons