When Sousuke invites Kaname on what seems like a trip to a tropical island, they instead find themselves aboard the Mithril's submarine. Their journey takes a dangerous turn when Gauron, the terrorist believed to be dead, resurfaces and hijacks the vessel, forcing Sousuke and his allies into a desperate fight for survival.
Genres: Action , Animation , Comedy , Science Fiction
Keywords: anime , based-on-light-novel , compilation , high-school , mecha , edited-from-tv-series