(took a long ass while and decided to take the scene instead. It has some headcanons in here. Edit : slight update)

In a office devoid of light or sound, a man sat at his desk and read. There was a time when the darkness would have impeded him — but that time had passed. Now, he found it comforting. Colors distracted him from his work.

He turned to the next page of the report — despite not needing to ‘see’ the words to read them. Old habits, he supposed.

The door opened. A blade of light pierced the room, illuminating the man and his desk. It cut across his forearm and highlighted an old burn scar. He instinctively moved his hand out to cover it.

His guard dog, Homer lift its head from its dog bed that's beside Aaron's desk. It quickly stood on its four legs and sniffs of who could it be that had just open the door.