Ritsuo Sawa

Takeshi, a 16-year-old orphan, forms an American football team. During a game, a light interrupts them, revealing Takeshi's Apollonian royal lineage. He has energy powers to control UFO saucers that transform into synchronized rob...

The principal character is 15-year-old Isabelle Laustin, other characters being her parents Leon and Marie, Isabelle's friends Jean and his sister Marie, and Isabelle's suitor, Captain Victor. When Paris is besieged and Napoleon III's army is defeated, Isabelle escapes to London, disguised as a boy, and engages in secret agent stuff. (Source: AniDB)