The Beast Must Die Anime Details and Episodes After finding out his sister has been gang-raped by a secret fraternity before she commited suicide, Lee Kirin decides to catch the rapists and take… Series info Watch free DetailsFormatMangaStatusFinishedScore68/100SourceOriginalCountryKorea GenresDramaHentaiPsychological TagsBoys' LoveMale ProtagonistFull Color RecommendationsCODENAME ANASTASIACheongaeui HagRyoshuu ReijinBlind PlayBoy Meets GirlDevil's KnightJin-Biseo Gamgeumilji