User blog comment:FairyRaven/Fairy Tail Chapter 414: Drops of Fire, Review and Commentary/@comment-213.89.153.169-20150105144812/@comment-1359322-20150105223306

Actually since Makarov demanded for the FT members to go to the basement. There's a possibility that Lumen Histoire can't be activated without FT members (i sufficient number of members) i believe.