Saeki works with death-row convicts as a prison chaplain. He tries to instill the prisoners with a sense of morality and help them become a better person. He is a good communicator with the death-row convicts assigned to solitary cells. Saeki agonizes over whether his words really touches the prisoners and whether he is doing the right thing. Saeki also faces his past which he wants to forget. --asianwiki

Eiji Arima is a veteran detective who is about to retire. Shoichi Sera is a young lawyer and Misuzu Haruna is a prosecutor. These three people belong to the Gohan Taisakushitsu ("Misjudgment Countermeasure Office’". Their job is to re-examine death-row convictions and check to see if anyone was falsely convicted.

In the near future of a Japan, the ancient 'Act of Vengeance' is revived and professional executioners are permitted to kill criminals by the requests from their victims. People who are to be executed are notified of the execution time and date in advance and they are allowed to have their own guard.

Two children, each abandoned by their families, come together in the wake of the Sarin gas attack in Tokyo. Based on the true events of the deadly gas attacks perpetrated by members of the Aum Shinrikyo cult on the Tokyo subway system.

Yuichiro is a college student whose sister went missing 15 years ago. That traumatic event hangs over him like a pall as he wanders Japan's S&M clubs. But his younger brother claims to be able to sense their sister with his "antenna".