Original: Backstory The general plot of the game is that a team of four, an Alien, a Human, an Android, and a Psionic, have left Earth aboard a spacecraft on the basis of the planet's imminent destruction.
Simplified: The plot of the game is that a team of four, an Alien, a Human, an Android (a robot), and a Psionic creature, have left Earth in a spacecraft, because Earth was going to be destroyed.