TV Gate Keepers 21 - Season 1 Episode 3 : Late Summer Gate Keepers 21 - Season 1 Episode 3 : Late Summer 5.5/10 by 2 users Miu's school friends notice that Miu seems distant depressed. Miu's friends decide to take her to a karaoke lounge to try to cheer her up. They are in a singing room when an interruption occurs in the form of a power outage. Suddenly, Invaders start swarming all over the place. Ayane hears about the Invaders at the karaoke lounge, and goes to help. Details Casts Posters Images Title Gate Keepers 21 - Season 1 Episode 3 : Late Summer Alternative Titles 捍卫者21, Gēto Kīpāzu Nijūichi, 게이트 키퍼즈 21, Хранители врат 21, 捍衛者21, Gatekeepers21 First Air Date 2002-04-24 Last Air Date 2003-01-08 Number of Episodes 6 Number of Seasons 1 Genres Animation, Action & Adventure, Sci-Fi & Fantasy, Drama, Networks , Casts Ikue Otani, Yukiko Hanioka, Tomokazu Seki, Mamiko Noto Plot Keywords , Ayane Isuzu (voice) Ikue Otani Miu Manazuru (voice) Yukiko Hanioka Nazo / Reiji Kageyama (voice) Tomokazu Seki Ghost Girl (voice) Mamiko Noto Episodes List Gate Keepers 21 Season 1 :Episode 1 Encounter Encounter 2002-04-24 It has been thirty two years since the Invaders have been defeated, and A.E.G.I.S is dismantled, with only a few Gate Keepers left. One of them,... Gate Keepers 21 Season 1 :Episode 2 Mad Dash Mad Dash 2002-07-17 It has been thirty two years since the Invaders have been defeated, and A.E.G.I.S is dismantled, with only a few Gate Keepers left. One of them,... Gate Keepers 21 Season 1 :Episode 3 Late Summer Late Summer 2002-08-21 It has been thirty two years since the Invaders have been defeated, and A.E.G.I.S is dismantled, with only a few Gate Keepers left. One of them,... Gate Keepers 21 Season 1 :Episode 4 Ayane Ayane 2002-09-19 It has been thirty two years since the Invaders have been defeated, and A.E.G.I.S is dismantled, with only a few Gate Keepers left. One of them,... Gate Keepers 21 Season 1 :Episode 5 Miu Miu 2002-10-17 It has been thirty two years since the Invaders have been defeated, and A.E.G.I.S is dismantled, with only a few Gate Keepers left. One of them,... Gate Keepers 21 Season 1 :Episode 6 The Sound of Wings The Sound of Wings 2003-01-08 It has been thirty two years since the Invaders have been defeated, and A.E.G.I.S is dismantled, with only a few Gate Keepers left. One of them,...