Shizuya, who appeared on the first anniversary of Ken Sakamoto's death, the fourth Kishu-gumi. He again asks Ryuko to accept the sake cup. What about Shizuya and Ryuko? On the other hand, Shizuya, who went to see Akino after studying abroad in France, was frustrated by his gangster side...

Quiet Don 6

I made the same mistake again... Bullets pouring down like rain! Love for Akino running through! Shinsengumi division! Kisu-gumi plotting assassination!

Quiet Don 7

"I can't live for the Shinsen-gumi." Shizuya wanders between the yakuza and his love for Akino. What is the truth!?

Quiet Don 10

Shizuya thought that he had won the deadly battle with Kaifu, the fifth generation of Kishu-gumi, and put an end to the long-standing conflict, but the tenacity of Kaifu's overthrow Shinsei-gumi does not change even in a dying state. He is a hitman who attacks Shizuya many times. Not only that, the Kishu-gumi buys the company that Shizuya works for, disbands the design department, steals the face of the day and drags him into the world of conflict. Shizuya, who has promised Akino his dream as a designer, solidifies his resolve to overcome this crisis... It's been 10 years since the series started. The immortal series is completely revived. In addition to the combination of Teruyuki Kagawa and Mai Kitajima, the original cast of Yasuaki Kurata, Isamu Ichikawa, Shinichi Ishii, Hiroaki Iiyama, Takashi Sasano, and Yozaburo Ito will all appear. What is the conclusion with Kishu-gumi? What is the fate of love with Akino?

Quiet Don 11

Kishu-gumi and the Hong Kong mafia will die in a trap set up?! Can Shizuya save this desperate situation?!