Atlantia, the largest country of Legendia is torn apart by riots. 14 years later, a boy named Tsurugi Tatewaki, who was taken away from the chaos, meets Bringer, a card battler droid destined to protect Tsurugi. Tsurugi is trained in Battle Spirits to face the army of darkness, who is trying to gather the 12 Sword Braves to summon the Sword of Judgment