Fiona Frost

Fiona Frost is a major recurring character of the SPY x FAMILY series. She is a spy for WISE who acts under the codename "Nightfall". She works undercover as an assistant to Loid Forger at Berlint General Hospital to provide him with mission details. Fiona is a pale woman of above average height for her age with bobbed hair of a light lavender color and a long fringe covering much of the right side of her face, worn swept behind her left ear. She has cold purple eyes framed by light-colored eyelashes, and most often is seen wearing an emotionless expression. She is described as beautiful by Y...