Yakuza-like man Koji Yamashita (Koji) and mistress Yoko (Akari Morishita) come under Mika (Mikie Hara) who runs a resort hotel left behind by the deceased father. Yamashita was trying to abduct the only son of the team leader of the organization for ransom purposes with the second floor floor being leased. Yoko, on the other hand, quickly becomes acquainted with her while caring for the ill-healthed beauty.

15-year-old Aya Kito was an ordinary girl, the daughter of a family who works at a tofu shop, and a soon-to-be high schooler. However, odd things have been happening to Aya lately. She has been falling down often and walks strange. Her mother, Shioka, takes Aya to see the doctor. How will Aya react when told about her disease? And how will Aya live from now on?

The powerful organization Fifth-Generation Tōdō-gumi, based in Osaka’s Minami district, is led by Wakagashira Ōtani (Ryu Daisuke), under whom Yuji Mikasa (Musashi Ken) walks the path of the old-school yakuza code. Devoted to daily sword training and upholding traditional values, Mikasa’s peaceful days take a sharp turn when he commits a murder to cover for his younger protégé. The situation spirals out of control. As the yakuza world grows more entangled with politics, the organization’s boss, Myojin, announces his retirement. Seizing the opportunity, the cunning Serizawa (Kawano Taro) plots to oust Ōtani by any means necessary. Worse still, Mikasa’s own “civilian killing” ends up pushing his respected boss into a corner...

A detective and a businessman search for a serial killer who removes people's organs.