Fiona Frost

Fiona Frost is one of the recurring characters of the SPY x FAMILY series. She is a WISE spy who acts under the codename "Nightfall" and works undercover as an office worker at Berlint General Hospital to support Loid Forger's cover story. Fiona is a fairly tall and attractive woman with a pale complexion and a slender figure. She has bobbed hair of a white color (lavender in manga) and a long fringe covering much of the right side of her face, swept behind her left ear. Fiona has dark gray eyes (purple in manga) framed by light-colored eyelashes and is most often seen wearing an emotionless ...

Fiona presents a consistently stoic, controlled demeanor, a habit reinforced by Twilight's instruction to always suppress her emotions. Internally, however, she experiences strong feelings, most notably her romantic devotion to him. Fiona regards Twilight as the same person regardless of the identit...