Well it was a simple concept to grasp really. Though being around Lucy had certainly made him more prone to grasp such things. However nothing could have prepared him for the wish that came from the two children's lips. And before he could even say a word the Fairy went into action, the two little ones disappearing from the room leaving Natsu hocked with wide eyes.

"H-hey! You're going to bring them back right?" he said turning to the fairy.