[2] Set in a dystopian future where society is overseen by technology known as the Sibyl System, the story focuses on Shindo and Ignatov, two policemen.

The Public Safety Bureau assigns newly-appointed agents, Arata Shindo and Kei Mikhail Ignatov, to Unit One now led by Mika Shimotsuki.

The Enforcers, consisting of Tenma Todoroki, Kazumichi Irie, Mao Kisaragi, and Sho Hinakawa, meet them and are surprised by how Arata is able to investigate people through his Mental Trace.

Unit One joins forces with the Ministry to stop Bifrost and Shindo is chosen as Komiya's bodyguard, fearing her to be the next target.

The series ends on a cliffhanger as Koichi Azusawa from Bifrost arranges a car accident to attack former Unit One member Yayoi Kunizuka.

Nakamura had no clear understanding of Shindo and Ignatov because their pasts are not explored in the early episodes and he looked forward to the development of the series.

[11] The series was first announced in March 2019 by the official website of Psycho-Pass, claiming it would air on Fuji TV's Noitamina programming block.

[15] A manga adaptation of the series written by Saru Hashino was serialized in Shueisha's Shonen Jump+ website and app from October 30, 2019 to August 28, 2021.

[27] Kila from Sequential Planet noted that the usage of new protagonists was a risky move for the franchise due to the popularity of Kogami and Tsunemori.

Nevertheless, she believed that both Shindo and Ignatov were likable characters, enjoying the former the most for how his cheerful personality stood in high contrast to the dark narrative.

[28] Shindo and Ignatov's roles were praised by TheCinemaHolic due to how they fit within the supporting characters and brief elements from the past lives imply further depths such as the latter being a victim of xenophobia.

[26] Shindo was also praised by Anime News Network because his mentalist skill adds a new element to investigation and gives the series an air of mystery.

Although Anime News Network was disappointed by the lack of closure for the returning cast, the focus given on Shindo and Ignatov earned positive responses for the build up they are given in terms or not whether they will betray one another.

[29] Since the television series ends on a cliffhanger there were multiple mysteries in regards to the cast that website Comic Book Resources look forward to be resolved in First Inspector.

[25] The Cinema Holic was more critical, finding the experience "incomplete" as a result of the narrative not reaching a proper ending and relying on the movie sequel.