The "Class Black," 10th Grade of Myōjō Academy is composed of 12 assassins disguised as students and one target: Haru Ichinose. Fully aware of being the prey, Ichinose vows to survive assassination attempts and graduate from the school alive. One of the assassins, Tokaku Azuma, has started building up feelings for Ichinose and switched side to become her protector. Together they have to face the onslaught from their classmates of 11 assassins.
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| Title | Air Date | Duration | ||
|---|---|---|---|---|
| Season 1 | Episode 1 | The World is Full of ___ | 2014-04-04 | 25 min |
| Season 1 | Episode 2 | What Dwells in Your Heart? | 2014-04-11 | 25 min |
| Season 1 | Episode 3 | What's Red, But Isn't Red? | 2014-04-18 | 25 min |
| Season 1 | Episode 4 | What Comes Suddenly and Never Leaves? | 2014-04-25 | 25 min |
| Season 1 | Episode 5 | How Do You Get a Bird Out of Its Cage? | 2014-05-02 | 25 min |
| Season 1 | Episode 6 | Every Pretty Flower Has Its ___ | 2014-05-09 | 25 min |
| Season 1 | Episode 7 | What Can You Never Outrun? | 2014-05-16 | 25 min |
| Season 1 | Episode 8 | Which Gatekeeper is the One Who Lies? | 2014-05-23 | 25 min |
| Season 1 | Episode 9 | What Dwells in Your Heart? (Make-up Test) | 2014-05-30 | 25 min |
| Season 1 | Episode 10 | Who is the Queen? | 2014-06-06 | 25 min |
| Season 1 | Episode 11 | How to Distinguish a ''Congratulation'' from a ''Curse'' | 2014-06-13 | 25 min |
| Season 1 | Episode 12 | Therefore, the World is Full of ____ | 2014-06-20 | 25 min |
| Production | Tomohito Nagase | Producer |
| Sound | Yoshifumi Yarimizu | Music Producer |
| Production | Teppei Nojima | Producer |
| Production | Mika Shimizu | Producer |
| Production | 菊谷隆 | Producer |
| Production | Jun Fukuda | Producer |
| Production | Hiroyuki Tajima | Producer |
| Production | Gorou Shinjuku | Producer |
| Production | Atsushi Aitani | Producer |
| Production | Toshihiro Maeda | Producer |
| Production | 安野文左衣 | Associate Producer |
| Writing | Kiyoko Yoshimura | Series Composition |
| Visual Effects | Naomi Ide | Character Designer |
| Visual Effects | Naomi Ide | Supervising Animation Director |
| Art | Sayaka Tokunaga | Prop Designer |
| Camera | Yasuyuki Itou | Director of Photography |
| Art | Masatoshi Muto | Art Direction |
| Directing | Takayuki Sano | Action Director |
| Editing | Toshihiko Kojima | Editor |
| Sound | Yoshikazu Iwanami | Sound Director |
| Sound | Yasumasa Koyama | Sound Effects |
| Sound | Yoshiaki Fujisawa | Original Music Composer |
| Visual Effects | Ryoudai Nakata | Color Designer |
