User blog comment:FairyRaven/Fairy Tail Chapter 371: Tartarus Arc, Part 2: Song Of The Heavenly Dragon, Review and Commentary/@comment-4829046-20140214104949/@comment-1359322-20140214110136

The title for Part 1 is on Immorality and Sinners which probably refers to Jellal, those from OS and that useless Crawford. Then Part 2, Song of the Sky Dragon, part 2 would probably focus on Wendy or Grandine.