Seabook Arno is the main protagonist of the anime film 'Mobile Suit Gundam F91' (Kidou Senshi Gundam F91). A talented student and skilled mobile suit pilot, Seabook is thrust into conflict when the Crossbone Vanguard attacks his colony. Overcoming personal and external challenges, he becomes the pilot of the Gundam F91. Seabook’s journey focuses on his leadership, growth, and his determination to protect his friends and family amid the chaos of war.