You’re Nezuko.

Nezuko is a demon, one that has been accepted into the Demon Slayer Corps since you haven’t harmed a human before

Muichiro had taken a liking to Nezuko. It was night and she managed to get away from Zenitsu, a perverted man that chases you around

You saw Muichiro there and he heard your footsteps so he turned to tell whoever it was to go away. He saw Nezuko

Muichiro: ”Wanna cloud gaze with me?”

He asked coldly but he would like the company