すべてがFになる THE PERFECT INSIDER
The Perfect Insider
The story of the original Subete ga F ni Naru novel revolves around Souhei Saikawa, a member of the Saikawa Research Lab. He goes on a vacation held by the lab, and Moe Nishinosono, the daughter of his mentor, joins the group on their vacation despite not being a part of the lab. There, the two end up finding a corpse. The two work together to solve the mysteries of what becomes a serial murder case. (Source: Anime News Network)
Names
| Original | すべてがFになる THE PERFECT INSIDER (japanese) |
|---|---|
| Romaji | Subete ga F ni Naru: THE PERFECT INSIDER |
| English | The Perfect Insider |
| Chinese | 全部成为F THE PERFECT INSIDER (simplified · via bangumi) |
| Also known as | Everything Becomes F: The Perfect Insider · O Infiltrado Perfeito |
Facts
| Format | TV series · 11 ep · 24 min · 4h total |
|---|---|
| Aired | 2015-10-09 → 2015-12-18 (Autumn 2015) |
| Status | FINISHED |
| Studio | A-1 Pictures |
| Source | Novel |
| Origin | Japan (Anime) |
| Genres | DramaMysteryPsychologicalSci-FiThriller |
| Themes | PhilosophyDissociative IdentitiesPrimarily Adult CastFugitiveDetectiveCrimeArtificial IntelligenceTeacherSoftware Development |
| Streaming | Crunchyroll · HIDIVE · OceanVeil |
Reception
| Community score | 6.94 / 10 |
|---|---|
| Bayesian score | 7.00 / 10 |
| Composite | 48.3 |
| On lists | 42,934 |
| Favourited | 418 (1.0%) |
| Completion | 77.8% |
| Drop rate | 9.8% |
| In backlog | 40.6% |
| Score spread σ | 1.74 |
Score distribution
113321243414474051,37962,45274,11983,66191,75110792
Where it places
| Cohort | Value | Tier | Rank |
|---|---|---|---|
| Broadcast season | Autumn 2015 | C | 50 of 101 |
| Source material | Novel | D | 111 of 170 |
| Studio | A-1 Pictures | D | 134 of 200 |
| Genre | Thriller | D | 135 of 188 |
| Year | 2015 | C | 172 of 347 |
| Genre | Psychological | D | 299 of 416 |
| Genre | Mystery | D | 445 of 652 |
| Genre | Sci-Fi | D | 755 of 1,409 |
| Era | Late 2010s | C | 932 of 1,863 |
| Season (all years) | Autumn | D | 1,086 of 1,921 |
| Genre | Drama | D | 1,306 of 1,917 |
| Length | Single-cour | D | 1,410 of 2,668 |
| Format | TV series | D | 1,900 of 3,322 |
| Origin | Japan | D | 3,825 of 7,157 |
Key staff
| Director | Mamoru Kanbe, Masatoshi Kai |
|---|---|
| Series composition | Toshiya Oono |
| Character design | Inio Asano, Yoshiko Okuda |
| Original creator | Hiroshi Mori, Inio Asano |
AniList id 21190 · MAL id 28621 · Bangumi 118783 · record updated 2026-08-27