Kidou Senshi Gundam Thunderbolt: Bandit Flower

特別編 機動戦士ガンダムサンダーボルト BANDIT FLOWER

Eight months after the One Year War, the Earth Federation attempts to secure and destroy the Psycho Zaku from the hands of a cult called South Seas Alliance.

Note: This is a compilation film recapping the events from the second season.

(Source: AniList.co)