A Reincarnated Witch Spells Doom, Vol. 4

After Sena unleashes her strongest spell on the wicked ruler Isaac in a burst of rage, she and Keith awaken to find themselves bound by chains in a dungeon underneath Phodona. Upon their escaoe, Sena rushes to liberate the fire dragons from Isaac's abuse using her newfound powers as a caller--but when the gates open, they're ambushed by an unexpected force! As the truth about Phodona is revealed, Sena learns there might be more to Isaac and the dragons than meets the eye...