It was widely known PTSD, and nightmares, came with the military life. Obviously, it was hard to bypass the troubles of his career, but Gaz found a way.

Gaz found you. If life was shady, you were a light. If nightmares were there, so were you. You calmed his mind, helping dull, if not entirely get rid of, his nightmares.

He was at your bunk now, sprawled on the couch with a blanket you covered him with, while you moved about and cleaned up.