Demons of the Past

When Leo gets arrested for his father's crimes, Aries gets Fairy Tail to testify that he doesn't deserve to be punished for his father's doings. Luckily, they get him off the hook for the most part but he may still be charged. There's only one way to get Leo out of this scott free and that's by bringing in his missing father who hasn't been seen since the Celestial Spirit Civil War