暗黒騎士キバの誕生秘話が 最先端デジタル絵巻を駆使し今明かされる！ 目覚めると、そこは黒き祭壇の中だった。困惑する御月カオルの前に現れたのは、龍崎駈音と謎の女・魔戒導師エルダ。龍崎の正体は闇に堕ちた魔戒騎士バラゴであり、幼いカオルをホラーの始祖・メシアのゲートとして選んだ顔に十字の傷を持つ男だった。カオルから「何故闇に心を売ったのか？」と問いただされたバラゴは邂逅する。幼き日、魔戒騎士の父と魔戒法師の母と一緒に暮らしていた日のことを。父と母の死にまつわる出来事を…。バラゴの野望に隠された悲しき過去とは？ 暗黒騎士キバとなったバラゴを暗黒の運命が包み込む！
KIBA: Ankoku Kishi Gaiden is a spin-off V-Cinema of the GARO television series, set for release on Blu-ray and DVD on September 7, 2011. A limited theatrical release will take place on September 3, 2011, in Tokyo's Ikebukuro district and on September 4, 2011, in Osaka's Umeda district at Cine Libre theaters. Actor and musician Masaki Kyomoto reprises his role as psychologist and counselor Karune Ryuzaki, the disguise for villainous Makai Knight Barago who is later taken over by the Dark Makai Knight Kiba, from the original GARO television series in a film revealing the character's history as well as the character's actions during the television series prior to his final battle. Mika Hijii also reprises her role as Kaoru Mitsuki, the female lead of GARO and one of Ryuzaki's patients who Barago intends to use to revive the Horror Messiah. Singer Leah Dizon joins the cast of Kiba Gaiden as the mysterious woman known as Makai Guide Elda who directs Barago towards his goal.
