Itsuka Tenma no Kuro Usagi (2011)
O protagonista é Kurogane Taito, um estudante desapontado com a realidade que vive completamente desmotivado. A história começa quando ele morre atropelado. Justamente nesse momento, Taito consegue se lembrar da promessa que fez à Himea, há 9 anos. Essa garota, que na verdade era um demônio, usou um feitiço que tornou Taito imortal e com um corpo que se regenera por completo. Graças a esse feitiço, Taito revive e reencontra Himea. Porém, todo esse acontecimento tornará sua vida bem agitada.
Natsumi TakamoriYuika Kurogane
Megumi TakamotoSaitohimea / Himea Saito
Shinnosuke TachibanaTaito Kurogane
Yuichi NakamuraGekkou Kurenai
Chiharu KitaokaSaeko Suzae
Chika HorikawaIzumi Aomi
Iori NomizuMirai Andou
Kenichi SuzumuraHasga Entolio
1 - 900 Sec After School (Part One)
Kurogane Taito continues to have a recurring dream. A 6 year old Taito sees a girl who he cannot remember while they sit together in the playground. She tells him that she will give him her poison and afterwards they will always be together, enticing him when he becomes frightened with comforting words.
2 - 900 Sec After School (Part Two)
Gekkou and Mirai start fighing Taito and Himea, but are interrupted by Gekkou's brother Hinata. Taito uses up all six of his lives and seemingly dies while Himea screams his name and he wakes back up in class.
3 - The (Moon) Sways by the Poolside
Taito is torn between having lunch with Saitohimea or eating the meal that Haruka prepared. Luckily, he is saved by a call from Gekkou as insects have invaded the school and school has been cancelled for the day.
4 - The Tenma Yet Unsung
A portal appears that supposedly leads to Tenma, and Gekkou and Mirai jump in. Saitohimea gets possessed by the red liquid, which is revealed to be Bahlskra.
5 - And the Seraphim is Sung
Since Balhskra is gone, instead Bliss has taken over Saitohimea's body. Bliss is a spell that Saitohimea created when she was lonely a long, long time ago.
6 - Extracurricular; Lessons Passing Each Other
Hinata appears to Haruka. Haruka is actually an observer sent by the monsters on the other side of the moon.
7 - The New Pop Quiz Teacher
Taito wants to become stronger so he can protect Saitohimea. Gekkou sends him off to meet Eduluca who will grant any wish but takes "payment" of equal value.
8 - The Student Council of Remedial Students
The group has arrived at a beach, which is meant to be an intensive training camp and even Izumi was invited to come. Cross tests out their limits and announces that each of them should become powerful enough even to beat ancient dragons.
9 - Dark Rabbit at the Beach
It seems that Haruka was asked by Cross to cook for the whole group. This leads to a lot of tension due to the love triangle between Taito, Saitohimea and Haruka.
10 - Spirited Classmates
While traveling, Saeko's vehicle is attacked and Haruka has been kidnapped by two male magic wielders called spellbreakers. Cross refuses to let Taito and the rest rescue her, saying that it's now a military matter.
11 - Summer Vacation Catastrophe
Gekkou and Mirai fight with Cross while Taito makes his way to save Haruka and Saitohimea. The fight ends up with Cross threatening to kill Mirai and Gekkou bowing his head to Cross and asking him to spare her.
12 - Pale White Graduation
The summer holidays brings with it the summer heat! And so, Haruka decides to invite Taito to the public baths.