GIGANTIS Anime Details and Episodes Tsushima, Nagasaki Prefecture. Gen, a high school student living with his mother and sickly younger sister, starts his day like any other. But everything… Series info Watch free DetailsFormatMangaStatusFinishedScore56/100SourceNovelCountryJapan GenresActionDramaHorrorSci-Fi TagsMale ProtagonistSurvivalSeinenBody HorrorTragedyGoreHenshinTokusatsu RecommendationsTerra FormarsJinmenParasyteDear AnemoneAjin