Peggy laughs, a little bitterly. "It feels like my whole life, sometimes. It's been a long six years."

She takes the bottle back and pauses before drinking. "I do," she says eventually, deciding that the truth is the best course of action. "My name is Margaret Carter. I'm an officer with SOE--British Intelligence--attached to the American Strategic Scientific Reserve."

Peggy gives him a sad smile.

"I was one of your commanding officers, Sergeant Barnes."