The world lies on the brink of destruction.  Only a select dew may be able to save it.  A young, rising blitzball player, named Tidus, is taken to a different world and is on the verge of a battle against a legendary beast called "Sin".  His world over turned and accompied by a group of Guardians, he is tagged with protecting the only person that may be able to destroy Sin and save Spira.  A huge new game, and one of the biggest in the Final Fantasy Series.