Death Game Manga no Kuromaku Satsujinki no Imouto ni Tensei shite Shippaishita 
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Description
One day, Mai remembers that her perfect stepbrother is a character in a death game manga, and that one year later he will hold a death game involving all of his classmates, killing his sister in the process.
Mai plans a variety of surprises for her stepbrother every day based on what he said in the manga, "Nothing unexpected happened, so I was bored," but as the days go by, he begins to show abnormal signs...
Only I know what my brother's really like.
Pepu's comicalization of Inaida Sou's popular web novel!
Type
Manga
Related Series
N/A
Associated Names
Desuge Imouto
I Reincarnated as the Little Sister of a Death Game Manga's Murder Mastermind and Failed
It Was Such a Failure to be Reincarnated as the Little Sister of a Death Game Manga’s Murder Mastermind
Tôi Tái Sinh Thành Em Gái Của Kẻ Chủ Mưu Giết Người Trong Manga Trò Chơi Tử Thần
แผนเปลี่ยนพี่ชายไม่ให้กลายเป็นลาสต์บอสเกมมรณะ (Thai)
デスゲーム漫画の黒幕殺人鬼の妹に転生して失敗した
转生成了死亡游戏黑幕杀人鬼的妹妹简直大失败
데스 게임 만화의 흑막 살인귀의 여동생으로 전생해서 망했다
Groups Scanlating
N/A
Latest Release(s)
N/A
Status in Country of Origin
6 Volumes (Complete)
Completely Scanlated?
Yes
Anime Start/End Chapter
N/A
User Reviews
N/A
Forum
0 topics, 0 posts
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Average: 8.1 / 10.0 (116 votes)
Bayesian Average: 7.73 / 10.0
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Last Updated
October 30th, 2025 2:34am PDT - 1 month ago
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Genre
Categories
Category Recommendations
Recommendations
N/A
Author(s)
Artist(s)
Year
Original Publisher
Serialized In (magazine)
pixiv Sylph (ASCII Media Works)
Licensed (in English)
No
English Publisher
N/A
Activity Stats (vs. other series)
Weekly Pos #740 
(+7)
(+7)Monthly Pos #1386 
(-242)
(-242)3 Month Pos #2451 (-357)
(-357)6 Month Pos #2863 (-282)
(-282)Year Pos #2780 (+571)
(+571)List Stats
On 378 reading lists
On 141 wish lists
On 199 completed lists
On 19 unfinished lists
On 146 custom lists
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