Koji MATOBA, Tetsuji SAKAKIBARA, Tsunenori AOKI
Ryuan gumi is the yakuza family based in Yokohama for generations. According to the teachings of its leader, Engetsu, drug trafficking was forbidden. However, it was a difficult time for the yakuza to make a living and many families are going through tough times.
Mori of the Ryuan family assassinated the leader of the Yamagami family, a rival organization. This was done in order to faithfully follow the teachings of Engetsu when he found out about the drug trade, but it caused a confrontation between Mori and Doi who takes a neutral stance.
Meanwhile, Engetsu talks to Mori: and ask him to take care of his son, Saiga and make him a fully grown man. Saiga, Engetsu's son, has a reckless personality and a rough temper. He works as a live-in trainee for the Mori family, led by Mori, but he quickly leaves the family, saying, "I don’t want to be yakuza. It’s not only unprofitable but also troublesome. Upon hearing what Saiga said, Engetsu decided to disown him. In fact, Saiga was the one who wanted to gain Engeki's acceptance the most, but in the middle of this, someone tries to kill Engetsu...