Ace is an average boy until he hears his name being called by a mysterious egg. The egg leads him to discover the existence of Dragon Callers, humans who tame friendly monsters into allies in their fight against evil. With an egg calling his name, it seems that Ace is destined to be a Dragon Caller, but the road to summoning dragons isn't going to be easy. The long-awaited Battle Cup begins, and this year, the powerful Soul Brave fighting technique is permitted. Going toe to toe with both friends and foes, Ace must push his abilities to the limit if he hopes to win the prized Golden Egg.