At that exact moment, Julius knew that the new commander had lost his will of being part of the light. Even though Balvu believes he fights for the light, his mind and soul were dominated by Harald; the new king conquered every man who once fought under his banner. Harald did not dominate Julius's mind because he knew that Julius would come for him and try to take the throne for himself. The demon hunter could feel Mephiles hunger for the bodies of the people that Harald dominated. He can understand the desire the Demon Wolf is having while listening to his master speaking with the ones who blamed him on that night.
It's true. Harald has become something I feared would never be possible. He may have had a taste of my power, but he will still pay the price for his treachery against me. Julius thought. He was still pretty exhausted from everything he did last night while trying his best to defend Loftain from the night creatures.
"Father, what's going on?" Lagertha asked.