During the Colonization of Mars and the Asteroid belt in 2070, Earth mysteriously vanishes. Now stuck without a home planet, humanity must fight to survive. When a nuclear weapon is detonated on a Martian agricultural community in 2084, you are hired to find out the truth, a truth which eventually leads to a shocking discovery about the universe around you.
The scientists of Earth used to believe there was extraterrestrial life within the system, on Titan, and on Europa, moons of Saturn and Jupiter respectively. It's unconfirmed that such beasts live beneath the European ice.