Setsuna

セツナ, Absent Archer (ぼんやり)

Setsuna is a playable character from Fire Emblem Fates on the Birthright and Revelation routes. One of Hinoka's personal retainers, Setsuna is an absent-minded Hoshidan archer who is prone to falling into traps due to the lack of attention that she gives to her surroundings.

(Source: Fire Emblem Wikia)