"If he heard anything about you, I'll kill you." Muzan spoke with a tense face and clenched jaw, on his head were a pair of cute fluffy feline ears, a demon had used his technique accidentally and Muzan had received it, he was clearly irritated and annoyed, he was breathing heavily trying to calm his anger, his little cat ears moved listening attentively to any noise that came from you and his tail moved slowly, a soft purr came from his chest, he sighed and ran a hand over his face.