User blog comment:FairyRaven/Fairy Tail Chapter 371: Tartarus Arc, Part 2: Song Of The Heavenly Dragon, Review and Commentary/@comment-4829046-20140214104949/@comment-1359322-20140214105450

The title for this chapter could refer to what the entire part 2 is about. Like Part 1 is about Immorality and Sinners, and it probably meant things or characters like Crawford, OS and CA, etc.