Bookseller-turned-amateur detective Delhi Laine is back with another atmospheric mystery--but this time, it's a family affair.

Nineteen years ago, Delhi Laine's two-year-old daughter disappeared. After a frantic but inconclusive search, authorities determined that she must have drowned, her body washed away from the picturesque English park in which she had been playing.

Delhi's heart has never healed, yet her family has since soldiered on. But when a mysterious letter arrives containing the ominous words Your daughter did not drown, their lives are once again thrown...