Chapter 370 is the second part of the "Nightmare Arc".
Arumio sends Nenomious flying with a gust of wind. Nenomious is shocked at his magic ability. Arumio claims his brothers actions are raising prey for Aruman. Nastasha tries to break up the fight. Arumio dares Nenomious to eventually show him the results of his efforts. He then says that he's wandered the entire continent and found something capable of changing the world. He says he will give Nenomious a chance to amend to prove who is right. After reprimanding Nenomious for speaking crassly to him, he casts a spell on Nastasha.