User blog comment:Miskos3/Fairy Tail Episode 226: Fairy Tail of the Dead Meeeeeeeeen, Review/@comment-26984533-20150328172340/@comment-7418318-20150328174012

Likely for the same reason that Lucy once tried to seduce Gray with him refusing because he's only for Juvia.

In other words it's almost assuredly one of Juvia's crazy phantasies.