Caught Out in Cornwell — Janie Bolitho

When Rose Trevelyan sees a young girl being carried away by someone who appears to be her father, she thinks nothing of it. Until, that is, the appearance of a frantic mother who cannot find her child. Beth Jones is only four years old, and her mother is adamant that the man Rose saw taking her away must be a stranger.

Wracked with guilt for not intervening, Rose once again finds herself entangled in a criminal investigation. As time passes, it becomes clear that the chances of getting Beth back unharmed are very bleak indeed...