Land without shade

"The wreckage of a huge planet approaching Earth, a frightening scene for the entire world, the end is closer than any human being can imagine! And the big surprise is that the nature of the danger itself is very different from everyone's expectations!.
What secret did some people keep their shadows without others?
How will they be able to apply serious theories to this degree, despite the lack of survival opportunities?
Does it come out into the realm of conspiracy or does it show another mystery to reverse the scales of the world? "