User blog comment:Stone Roger/Natsu and Zeref have somekind of relation?/@comment-76.248.82.146-20141121025407

I think natsu zeref and mavis son but something happen to zeref so his follow think if they use his son he could come back to live but mavis couldn't let that happen even if she want to see her husband (zeref) and end was make by zeref for natsu like a birthday present.