During a championship baseball match, the three brothers hear that their grandfather in Japan is in trouble, and head out to help him, conceding the match. When they arrive in Japan, they must use all their powers to defend him against his ancient enemy, who has returned to exact revenge.

Twenty years ago, Tony Egan's sister went to America. Nobody ever heard of her again. But now, the message of her death arrives in her town of birth. Only days later, her only son Chad arrives, too. Obviously, his mother took a black husband. Soon, Chad falls for Aislin, who has a bit of a crush on him too. But there is an old conflict going on between her father and Chad's uncle. This conflict resurfaces and begins to draw circles, wider and wider.