The Magic Council is having a meeting about the mysteriously-disappearing dark guilds when they're attacked by a powerful force, the harbinger of the Tartarus threat that will derail Fairy Tail's recent relative peace and quiet.
This is only a conjecture from one of 
the Four Heavenly Kings of Ishgar...
...هذا مجرد تخمينٍ من أحد ملوك إشغار الأربعة