User blog comment:IamJakuhoRaikoben/Chapter 345: Someone's Voice, Review./@comment-77.195.192.248-20130728093956/@comment-7418318-20130728100058

If there's anyone who might have a small chance of being resistant to that spell it's Lucy, due to her connection with the spirit, who exist in a place where time flows differently.

Though far more likely Horologium will pop out on it's (his?) own to protect Lucy from that spell.