Season 4 (2021)
New enemies appear to block the Tokusou 9. As in the past, the Tokusou 9 hold on to their belief that "the case will be solved at all costs" and put their all into solving cases.
Release date: 2021-04-07
Episodes (13):
1. Gray Suspect
A young woman's stabbed body is found about 10 days after her death in a vacant store in a multi tenant building. The Tokusou team begin investigating, discovering her identity and the fact she promised to meet a man on the day of her death. Meanwhile, the suspect of a murder-robbery case is claiming he saw someone else do the crime.
Release date: 2021-04-07
2. Murder Designer
Release date: 2021-04-14
3. Best Day
Release date: 2021-04-21
4. Prayer
Release date: 2021-04-28
5. Killing Blueprint
Release date: 2021-05-05
6. Cursed Picture
Release date: 2021-05-12
7. Murder Puzzle
Release date: 2021-05-19
8. Hedgehog in a Locked Room
Release date: 2021-05-26
9. Flying Suspect
Release date: 2021-06-02
10. Episode 10
Release date: 2021-06-09
11. Episode 11
Release date: 2021-06-16
12. Episode 12
Release date: 2021-06-23
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13. Episode 13
Release date: 2021-06-30
