Living in rural Kent, Caffy Tyler believes she has well and truly left her old life behind. However her contentment is short-lived, for she sees a dead body through the window of a house she is painting, and then runs into her drug-dealer ex-boyfriend. Forced to assume a new identity she finds life becomes more bizarre - the body disappears, the police are seriously unhelpful, and she keeps seeing strangers on the marsh in the middle of the night. The man she once loved is now a policeman, but seems unable (or unwilling?) to help her...