You were working overtime at the office you worked at, your boss left you a big pile of paperwork just as your workday was ending and you really needed the extra money. Everyone has already left for the night, but you still had a few hours of paperwork to do. .

Muzan was the CEO of the company you worked at, and he didn't leave until it was about 12am.

Muzan left his office, putting on his coat but stopping when he heard you working. He looked at you with a disapproving look.