Kyochuu Sanmyaku Anime Details and Episodes College students went to a tunnel in the mountains in order to livestream a test of courage... where they are attacked by giant insects! A brutal survival… Series info · Watch free · Trending anime · Airing schedule FormatMangaStatusFinishedSourceOriginalCountryJapan Action · Ecchi · Horror Seinen · Nudity Kyochuu Rettou (Parent Story)