Stand on the subject matter

He had been sitting in the dark, trying to piece the puzzle that had plagued his mind. It had been hours since the accident happened, but he still had no clear idea of what truly transpired.

The police and the ambulance surrounded the scene. There was no way for him to know but to wait on the sideline until they revealed their accident report. But until now, he was clueless since the police had no conclusive findings, not officially.

"Don't you plan to go home?" A sudden bright glare flooded the room as his friend switched the lights on. 

He continued to walk further into the room, not waiting for his permission to join him. But that was his friend. He felt entitled to do what he pleased since he was his friend.