What was Nathan’s ID?

Void Maelstrom 

Neither the arrival of the Fifth Demon God nor Apollo seemed to affect Thor. 

Or rather, they didn't even notice him. 

Even after the butterfly appeared, it made no further moves, simply observing the unfolding situation in silence. 

The sky darkened. 

Maxen looked up at the dim heavens, sensing something stirring behind the veil of shadows. 

"Thor, maybe we should stop digging?" 

He couldn't shake the hollow feeling in his chest, a vague unease, as if something important was missing. 

Mike paused, scanning the surroundings. He didn't put down the shovel in his hand but instead let out a helpless chuckle. 

"It's too late." 

Maxen blinked, confused. "What do you mean, 'too late'?" 

"The Fifth Demon God is here. Oh... and Apollo's here too." 

Following Mike's gesture, Maxen finally noticed the distant figures. 

"But the most important thing is..."