Human SpecimensPlay S1 E220251 Season★ 7.376 votesA butterfly researcher who confesses to turning six young boys, including his own son, into "human specimens".Genres: Drama, Mystery, ThrillerThis series is: Serial Killer, Investigation, Dark, ScaryAudio: JapaneseEpisodesEpisode 2More Like This2025 · Series2022 · Series2024 · Series2022 · Series2024 · Series2009 · Series2023 · Series2024 · Series2018 · Series2013 · Series2019 · Series2024 · SeriesAbout Human SpecimensGenres: Drama, Mystery, ThrillerThis series is: Serial Killer, Investigation, Dark, ScaryIndustry: J-DramaLanguage: JapaneseReleased: 2025Seasons: Season 1