Opium Anime Details and Episodes 1946 Choseon (Korea). Beautiful and brilliant Dr. Maria Arden returns to the country of her birth as the medical advisor to the U.S. Army—a stranger in an… Series info Watch free DetailsFormatMangaStatusFinishedScore79/100SourceOriginalCountryKorea GenresHentaiPsychologicalRomance TagsYuriHistoricalLGBTQ+ ThemesDrugsPrimarily Adult CastFemale ProtagonistMedicineForeignFull ColorNudity RecommendationsWolya HwawonNakchaHae-GuWhat Does the Fox Say?Bad Thinking Diary CharactersMaria ArdenGyeong-Ju Lee