Desperate to stop the Face bombs from going off, Natsu and Gajeel face off against Tempester and Torafuzar from Tartaros! Meanwhile, Gray emerges from his dramatic encounter with Silver with a new power: demon slayer magic, and Erza finally reaches the control room only to find it infested by demons! The Book of Zeref’s worst denizens stand arrayed before Fairy Tail’s wizards … Can they defeat them and preserve the magic of the entire continent?