Third Person POV:

You and Natsu lived happily with each other. Eventually your kids moved out and started their own families. You and Natsu became grandparents not too soon after your children's wedding day. Mira and Zane's kids grew up and got married to the people they loved. They too became grandparents. Mira and Zane lived happily with each other.

Erza and Jelal lived happily ever after too. They became grandparents too. They loved their grandkids very much. Gray and Juvia were happy with each other. Their kids moved out and had kids. Gray and Juvia were grandparents. It seemed like everyone you know and loved either became grandparents or parents. Everyone in the guild found love and were happy to be with the person who made them smile everyday of the week. Your kids were happy with the one they got married to. They had their own family to take care of which made you and Natsu smile.

The end!!!