User blog comment:Omega natsu2/Episode 181: Fairy Tail vs. Executioners, Review./@comment-4556903-20140510135848/@comment-7418318-20140511095116

Why would they, if the Manga doesn't?

As for Lucy's treatment of Natsu: He didn't really do much to show Lucy his feelings... if he even has them. If anything Natsu is the more oblivious of the pair.