In the sixty-fifth year of the Hida Kingdom, there is a person named Su Na, who is a person with two faces, each face is back, the top is closed without a neck, each has hands and feet, he has knees but no heels, and his strength is more agile, and he wears a knife on both sides, and uses bows and arrows with four hands, so he does not follow the emperor's orders and plunders the people for fun, so he sent He'er Chen Zu Nanbo Genzi Wu Zhenxiong to kill him