What happens when Natsu's brother shows up at the guild? What happens when he takes the dragon slayers to train with him? What does the mysterious egg Natsu's brother is carrying around have to do with Jellal and Lucy? And more importantly why are Levy, Mirajane, Erza, and Romeo sneaking around the training grounds that everyone is at?(oc, Nalu, Jerza, Gale, RoWen, Miraxus inside)

Natsu Dragoneel and his brother saw there family killed by a man in black when they were young. Somewhere along the way they join a league of assassins called Sabertooth. When Natsu see the master disrespect another member of the league decides he's had it and leaves. But will that be a easy thing to do? Watches as Natsu fight the league and meets new friends and come in touch with