A piece of jade, the fragments were obtained by four different people. The owner of the jade is very lucky. He is the boss of three gangs, and the other is an official boss. One day, the gang boss with the highest achievement disappears mysteriously, and his son who was fostered in the country appears. The protagonist experiences the internal struggle of the gang, the struggle of the three major gangs, stands out, and unifies the three major gangs.
