The story takes place at a certain middle school where several murder cases take place. Kobayashi, a boy who goes to this school, meets genius detective Akechi, who comes to the school to investigate. Kobayashi takes an interest in Akechi and, in spite of his friend Hashiba's worries, he volunteers to be Akechi's assistant.
| Title | Air Date | Duration | ||
|---|---|---|---|---|
| Season 1 | Episode 1 | The Human Chair, Part 1 | 2015-07-03 | 25 min |
| Season 1 | Episode 2 | The Human Chair, Part 2 | 2015-07-10 | 25 min |
| Season 1 | Episode 3 | Shadow-Man | 2015-07-17 | 25 min |
| Season 1 | Episode 4 | Twenty Faces | 2015-07-24 | 25 min |
| Season 1 | Episode 5 | Caterpillar | 2015-07-31 | 25 min |
| Season 1 | Episode 6 | A Glimpse into Hell | 2015-08-07 | 25 min |
| Season 1 | Episode 7 | The Strange Tale of Panorama Island, Part 1 | 2015-08-14 | 25 min |
| Season 1 | Episode 8 | The Strange Tale of Panorama Island, Part 2 | 2015-08-21 | 25 min |
| Season 1 | Episode 9 | Terrifying Mistake | 2015-09-04 | 25 min |
| Season 1 | Episode 10 | A Desire for Transformation | 2015-09-11 | 25 min |
| Season 1 | Episode 11 | The Daydream | 2015-09-17 | 25 min |
| Visual Effects | Yusuke Kamata | Supervising Animation Director |
| Visual Effects | Hiroaki Kaguchi | Color Designer |
| Visual Effects | Masafumi Uchiyama | CGI Director |
| Art | Tomohito Hirose | Prop Designer |
| Directing | Seiji Kishi | Series Director |
