User blog comment:Miskos3/Fairy Tail 536: The Flame of the Dragon's Roar, Review/@comment-7418318-20170520220908/@comment-5303512-20170520221526

I don't know, power of feelings has always been a thing and Natsu's emotions are tethered to his flames. Plus he has had encounter Ultear before and she could not effect his flames, a bit peculiar is it not?