He felt a smile curl on his mouth and nodded. "Agreed. I know I sleep much better with you too," he said, softly.

There was no doubt about it, they both loved the sexual elements of their relationship. Still, Arthur loved the rest of their relationship too. The way they understood each other and balanced the other out. The way he felt in Tony's arms and simply being in the other's presence.

"I'll be here. Sleep," he said softly and rest his head on Tony's shoulder, his arm resting on the man's chest.

"Jarvis, will you get the lights, please?"