MCGarretty had left the door to his berth open so as he was sat on his bunk he could at least see what was going on as the ship prepared to leave. The people he had identified as crew seem competent enough. He had noticed the suit talking to the Captain and instantly thought "Alliance" but his radar had been off a lot recently which he put down to too much time on the Rim. 

He'd just put his harp down when he noticed the priestess walking around the cargo bay. Whilst he wasn't big on religiosity he liked to keep his options open, he certainly wasn't loathe to a little prayer now and again, especially when people were waving sharp pointy things at him. 

"Afternoon Sister" he nodded as she passed close to his berth.