Square Enix employee Shogo Sasaki has a big dream-to produce his very own Final Fantasy game with his sister, Yuko. But after the siblings are involved in a truck accident, they awaken to realize they´ve left their world behind...and fallen into the world of Final Fantasy! After coming to grips with the situation, they meet some new friends, join a party, and accept their fate as adventurers. But when danger approaches, Shogo will discover that his encyclopedic knowledge of the games can only take him so far...