Season 0 of Absolute Zero premiered on July 8, 2011.

Season 1 of Absolute Zero premiered on April 13, 2010.

Season 2 of Absolute Zero premiered on July 12, 2011.

Season 3 of Absolute Zero premiered on July 9, 2018.

Season 4 of Absolute Zero premiered on January 6, 2020.

Set several months from the present day, massive bombs are placed in several locations around Tokyo including Shibuya, Shinjuku, and Kasumigaseki. The Prime Minister's Official Residence declares a state of emergency. Special unit Mihan members Toru Yamauchi (Yu Yokoyama) and Yui Odagiri (Tsubasa Honda) participate in the police investigation. While Yui Odagiri searches for explosives with the bomb disposal unit, he finds Mihan leader Norito Izawa (Ikki Sawamura) holding a gun and a dead woman's body laying in front of him.