Key To My Burning Heart

Hey guys, I don't have an idea for the summary yet! I'll update when I get further along with my ideas for it. Just know that this is NaLu shipping, it's rated T for violence and coarse language. Lucy is roughly 35 in this! She and Natsu have four kids. Kay - Enjoy! Like I said, I'll fix the summary later when I get the chance to and my ideas have more substance to them!