Hurt By The One He Loved

Gajeel temporally leaves the Fairy Tail guild to heal his broken heart. Now 5 years later he returns too late as the guild has been demolished by a dark guild. In order to save the guild (who have been taken hostage) he will need to work with the very person who broken his heart Levy Mcgarden.
Will Levy and Gajeel rekindle their friendship
Will they manage to save the guild?