Young warrior Edda's life is forever changed when he meets the mysterious Kirika. Players will embark on an epic journey through the most evil-infested areas of the world, utilizing powerful weaponry and magic to avert the threat, unlocking 24 playable characters from the Arc The Lad series in the process.

Zoo Keeper is a puzzler making use of the touch screen, you tap the NDS stylus to swap the positions of animals on the screen to create lines of three or more of the same type. These animals are then "captured," allowing other animals to fall into their place. Zoo Keeper includes a variety of play modes to ensure that gamers have depth of gameplay.