Chapter 588: Iron Sword

black on the ground didn't open his mouth, but the voice came from within his body."Who are you" Lu Cheng asked."This doesn't matter," the voice sounded incredibly magnetic: "You seem unwell. Accept m...ied enough!"Legend has it that the poisonous dragon Nidhogg dwells beneath the earth, sustaining itself by gnawing on the roots of the World Tree.It is an extremely cunning and ferocious black dragon...