Marnie is not OK. She's had x-rated thoughts for the last 3672 days and she doesn't know why or what they mean. When she jumps on a coach to London, she doesn't know a soul, not even herself, but in the city she will build a new life.

With a documentary style delivery, this drama tells the story of a team of top murder detectives with each episode featuring a different murder while also following a serialized story involving the lead detective’s missing wife.