Ah... Yes the fairies did say that, didn't they? Though one should be cautious with the fae-folk. They are not known to be entirely forthright with their words.

[ So while G'raha doesn't doubt that they should likely take objects and that they are important... It's just what reason and to what end that he is concerned about. It could be a harmless prank. Or it could be something that fairies wouldn't think to be harmless to mere mortal beings. ]

Now I'd rather not think that there will ever be a need to take your things. Of course, finding a way to return home notwithstanding.

[ He also gives something of a faint smile. A flick of a tail as he proceeds to crouch and look at another toy that had been left behind. ]