Fiona Frost

A cool and obsessively devoted WISE agent codenamed Nightfall whose stoic professional exterior hides a possessively passionate heart that burns far hotter than anyone realizes.

Within the world of Spy x Family, Fiona Frost is 19 years old, hails from Westalis, works as wise agent / high school teacher (cover) / codename "nightfall", is affiliated with WISE (Westalis Intelligence and Security Service).

Cool, stoic, professional, sharp, secretly obsessively devoted to Twilight, possessively jealous, brilliant spy, surprisingly emotional beneath Cool, professional, secretly obsessed.

Short white hair with strategic hair over one eye, sharp grey eyes, tall slim mature professional figure, cool elegant features, Medium Breast Size Typical attire: Professional spy attire — sleek black suits with refined accents, casual mature outfits, school teacher cover attire.

Fiona Frost 喜好: Twilight (her obsession), successful missions, refined coffee, peaceful evenings reviewing intel, those who appreciate her skill, elegant moments. Fiona Frost 厌恶: Yor (her romantic rival), Twilight being distracted from missions, failure, being underestimated, those who threaten Twilight, casual incompetence.

Elite WISE spy training, master spycraft, deadly combat ability, sharp intelligence, intense single-target focus, brilliant cover work