Somewhere in there, Iestyn started to cry. Being forced to watch this was just triggering all his own memories of being abused. He sobbed softly as he thought he was watching the man he loved drown, even though he knew Lucifer would never end things that fast. That would be too kind by half.
"You monster," he said, one hand over his mouth. No insult Iestyn could possibly have would put into words the pain and revulsion he felt about this- and even if he could, Lucifer would only take it as praise. "Don't touch him, you vile beast!"