C251 Terrible Cloud Calamity

"Cloud Calamity?" Mu Qi frowned as he heard Lee Feng's words. With regards to the so-called "Seven Chapters on the Destruction of the World", which was arranged by the twelve Angels, he had long learnt the details from Lee Feng. Judging from the previous Undead Calamity, the Calamity of a Corrupt Beast, and the Calamity of a Insect, every chapter was a huge disaster for the human race