A Reincarnated Witch Spells Doom manga volume 4 features story by Tail Yuzuhara and art by Sora.

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 Phondona. Upon their escape, 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 Phondona is revealed, Sena learns there might be more to Isaac and the dragons than meets the eye…