Naoyoshi Kawamatsu

Kohei has suffered from hearing loss since middle school and had trouble fitting in with those around him. Now a university student, Kohei meets the outgoing Taichi in the university courtyard. Their friendship becomes one in which they can say whatever is on their minds, but Kohei, who has grown used to keeping people from getting too close, now faces escalating expectations and anxiety the stronger his bonds with Taichi becomes.

郊外の街で子供たちが姿を消し、さらに帰ってきた子供に遭遇した大人は、3日後に謎の死を遂げるという事件が発生。新聞記者の江崎駿也は事件について調査し始める。一方、彼の恋人で保育所勤務の原田尚美は、ある日母親が迎えに来なかった男の子を預かるが、そこへこどもつかいが近づき……。

桜舞う入学初日、晴れて中学生の一員となった武藤結月は女子高特有の百合に憧れていた。そんな所を見計らったかのように容姿端麗な高等部の上級生舟木碧生から声をかけられ、部活動へと誘われる。色めき立つ結月はその活動内容を聞くと、信じ難いことに学校公認で合理的に拷問を行い研究するという拷問部だった。想像を絶する答えに逃亡を図るも、拘束具を取り付けられ、同級生の小橋蒼空、その姉の小橋悠里、初等部の新崎苺花の部員達の前に晒され、半ば強制的に入部させられる。徐々にディープな世界を知っていく結月と、個性的な部員達の拷問ライフが始まった。

The dead return to life as cruel predators - the so-called "returners" have spread all over the world. Only a few survivors succeeded in escaping from this madness. They are submerged in remote areas, because the cities were completely occupied by the returners. There is only one person who still daggers in the cities: the Undertaker. A dark hero, a champion of the battlefield and equipped for the world after the apocalypse, starts his own personal revenge campaign.

The dead return to life as cruel predators - the so-called "returners" have spread all over the world. Only a few survivors succeeded in escaping from this madness. They are submerged in remote areas, because the cities were completely occupied by the returners. There is only one person who still daggers in the cities: the Undertaker. A dark hero, a champion of the battlefield and equipped for the world after the apocalypse, starts his own personal revenge campaign.

The original short film by Naoyoshi Kawamatsu included with Undertaker

The original short film by Naoyoshi Kawamatsu included with Undertaker