• Book Name: Kimi no Tame ni, Onee-chan ga Minna Koroshite Ageru: Project Dia Horizon Manga
• Alternative(s): Dia Horizon - Kimi no Tame ni Onee-chan ga Minna Koroshite Ageru; For You I Will Kill Everyone: Project Dia Horizon; Kimi no Tame ni, Oneechan ga Minna Koroshiteageru: Project Dia Horizon; Kimi no tame ni, oneechanga min'na koroshite ageru ~ purojekuto diahoraizon ~; 君のために、お姉ちゃんがみんな殺してあげる～プロジェクト ディアホライゾン～
• Genre(s): Action Drama Fantasy Horror Isekai
• Author(s): Mikawa Ghost, Oomura You
• Status: Completed Download Manga
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Summary: University student Shinji, who felt trapped in life because he couldn't make progress romantically or with finding a job, was given a chance to reincarnate. Moreover, he was given a "fated partner" to be with. He wondered if a happy life would begin, but then it began -- an eternal death game where he must kill constantly, only ending when he finally is killed himself. "Don't worry, Big Sis will kill you." Joining the murder spree with "Sister" Hilde, who shows an unusual affection towards him... The death game begins with a bond forged in blood! Aka : Ara Ara edgelord.. JP Site: URL