Whenever he got the chance, he'd travel to the human realm just to seek them out, watching them from afar to admire their beauty.

His obsession was something he couldn't explain. Like right now, as he was silently laid next to them in their bed while they slept.

There was a faint smile on his face as Muzan gently ran his claws through their hair. All he needed was right here, his little human oblivious to his presence as they slept peacefully in his arms.