David Booker and Jo Cash are experiencing similar stuttering starts to their new lives on Romney Marsh when Rebecca Swaine turns up seeking help. Someone is demanding a lot of money from her husband and she wants to know why.What do the dying words of one man - he made me - actually mean?As the mystery unfolds people will come undone and reputations will be ruined before the answer becomes clear.At the end of the day, Mrs Swaine might end up wishing she'd let sleeping dogs lie...