The pleasure Neil feels isn't like sexual pleasure. It's still molten, but it doesn't settle low in his hips like arousal. It moves through his joints, making them feel loose and comfortable. It buoys his heart. Caleb isn't hard because Neil is getting aroused by this. He's hard because of Neil's reactions to this. The sounds he's making, the way he trusts Caleb's huge hands to take care of him, the happy, loose feeling slowly filling him, these are all contributing to his arousal.

It's fucking hot.

"Gl-glad I could help," he murmurs, voice a little on the rough side.