: "A long, long time back, there was an historic legend there are seven dragon balls scattered within the world. As long while you accumulate all seven dragon balls and recite the incantation, you can summon the dragon, irrespective of what you wish. The wisher might be fulfilled."Li?u M?nh có gi?ng nh? M?n? Cu?c ??i c?a M?nh s? nh? th? nào khi b