Everyone left the temple, and then they saw the dark sphere being pushed back while it was decreasing in size. Right above the barrier, they saw a weird figure with half-destroyed armor pulling and absorbing all the energy of the attack. It was hard not to recognize him. Besides, only someone insane as Billy would have the courage to try to block the attack like that. Unfortunately, they couldn't do anything to help.
"Billy!" Kate shouted.
"He really returned… I have no idea how, though," Icarus said. "It would be inhumane of him to learn how to control space-time in a few days…"
Billy wished that he could answer them, but he was too busy using all his might to keep his Personal Domain stable to stop the dark sphere and prevent it from exploding. He was absorbing a shit ton of mana, but he was using all of that to prevent the worst…