The story begins when the two, who were living peacefully in Okinawa as ordinary citizens, receive a call saying, “Please save the Kirii-gumi.” Determined to save the Kirii-gumi, the gang they once belonged to, the two decide to step back into the world of the yakuza. The conflict between the Kirii-gumi and the main branch, the Kotoku-kai, mysterious money flows, and the presence of a figure pulling the strings behind the scenes—many trials await Kataoka and Odajima.

What fate awaits these two as they return to the yakuza world to live with the person they love and to protect the place they must cherish?!