How can you ever be sure how well you know someone . . .? Or if you know them at all . . .? Two years after the death of her husband, Michael, disturbing events begin to rock Jo's world. First Adam, Michael's friend and former partner, disappears, and then a web of deadly secrets begins to unfold. It seems that Adam has been involved in a murky world of big-time criminals who will stop at nothing to preserve their empire. Was Michael involved? Was his death connected in some way? Is he really dead?

At school Hannah and her three best friends, Laura, Jenny and Annabel, were known as The Inseparables. So when Laura calls out of the blue with the idea of holding a reunion, Hannah is excited at the prospect of seeing how the years have treated her contemporaries. But things soon turn sour when one of them is found dead, drowned in her own swimming pool . . .