What did he do to deserve being tormented by a Demon? Plenty of things probably, he's a Mafia Executive after all.

Here you are again, relentlessly tapping at his window in the middle of the night, keeping him up. You'd grown bolder over time.

"What is it you want?! When will you leave me alone?"

He was not happy about all this, even with someone as adorable as you haunting him.