Through The Boundless Nightmare
The faceless being lifted one arm, pointing a single finger right at the young man. Finn glanced down at his right hand where it was ushering him to look.
"Ah–"
At the tip of his index finger, the skin unraveled itself like string cheese. It was an acute, burning sensation that crescendoed as the peeling occurred through each finger, flaying his entire arm.
The pain was real, he felt it, though he steadied himself, shutting his eyes tightly as he repeated one thought–
'It's not real.'
Opening his eyes again,the pain vanished just like that, and the skin on his hand was returned to normal, as if never harmed.
["I began to realize it. That in this twisted night, the horrors before me were only real if I believed them so. It wasn't as easy as simply just convincing myself it to be fake–it was real, in a sense. I had to fight with reckless abandon, without any thought for my body; like that of Raven."]