Falling Apart (Yanderes x reader)

Earth. Your home your reality. It was crumbling... Right in front of you...
It was Falling Apart.

The planet Earth was being attacked by aliens and their powerful cyborgs. Chaos and war, filled the once peaceful planet. The creators of Earth, Ruby and Crystalline, was trying to take over and rule.

Billion of years from now, in a neighbour galaxy of Milky Way, was a galaxy named Andromeda.
Out of all planets with species, 2 planets were most deadly of them all.
The strong and with extreme bloodlust, violent and aggressive were the inhabitants of planet Ruby.
Whereas, knowledge and beauty, hallucinating and senere, filled with mysterious were Crystallines.
After 3 million years of war, something changed, they came to an conclusion, that this war is way too destructive and should be stopped.
And as a peace treaty between the planets. A new species and form of life was created. Humans.

But, after the death of the King and lost of the life power of the queen..
The peace and tranquility fall apart.

Now they are enslaving humans to make humanoids that will help them with the war.
But there are certain people who are able to save this planet... But will they be able to save the Earth or will they be eliminated?

(( Warning :
----Insest!!!! (Some yandere brother)
----It will contain some Yuri and Yaoi.
----Sexual theme or. (Maybe some smut or sour lemon (˵ ͡~ ͜ʖ ͡°˵))
---- It will contain gore, killing, murder, drugs, mind break and other stuff.))
Aside from that... Enjoy!