It's from a novel. I know it doesn't mean flies and I have no idea:
파리한 얼굴에, 겁이 많았다.
Thanks in advance
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Sign up to join this communityIt's this meaning of 파리하다 - ashen, pale, pallid, white.
파리한 얼굴에, 겁이 많았다.
His/her face went white with fear.