The 'Catharsis World' is almost identical to the real world in every way. In this world, there exists a company called Arcturus Space Technologies, a conglomerate company with offices all around the world.
Arcturus announces that it is holding a space lottery; anybody over 18 can buy a ticket for a trip aboard a luxurious spaceship. This spaceship is called The Catharsis.
But what at first seems like a dream come true begins to turn into a nightmare as the artificial intelligence on board launches them all into space weeks ahead of schedule and the passengers and crew on board learn that they're getting a bit more than they signed up for...