Now an elderly woman, Anne Quirk was in her youth an artistic pioneer, a creator of ground-breaking documentary photographs. Her beloved grandson, Luke, now a captain in the British army is on a tour of duty in Afghanistan. When his mission goes horribly wrong, he ultimately comes face to face with questions of loyalty and moral responsibility that will continue to haunt him. Once Luke returns home to Scotland, Anne's secret story begins to emerge, along with his, and they set out for an old guest house in Blackpool where she once kept a room.