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 Inada Sou's popular web novel!

𝗢𝘁𝗵𝗲𝗿 𝗹𝗶𝗻𝗸𝘀:

• https://www.mangaupdates.com/series/8t5v0vw/death-game-manga-no-kuromaku-satsujinki-no-imouto-ni-tensei-shite-shippaishita

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• https://www.anime-planet.com/manga/death-game-manga-no-kuromaku-satsujinki-no-imouto-ni-tenseishite-shippaishita
  • Female MC