
The day Adam Dunne's girlfriend, Sarah, fails to return from a Barcelona business trip, his perfect life begins to fall apart. Days later, the arrival of her passport and a note that reads "I'm sorry—S" sets off real alarm bells. He vows to do whatever it takes to find her. Adam is puzzled when he connects Sarah to a cruise ship called the Celebrate—and to a woman, Estelle, who disappeared from the same ship in eerily similar circumstances almost exactly a year before. To get answers, Adam must confront some difficult truths about his relationship with Sarah. He must do things of which he never thought himself capable. And he must try to outwit a predator who seems to have found the perfect hunting ground ...
Author

Catherine Ryan Howard is an internationally bestselling crime writer from Cork, Ireland. Her debut novel, DISTRESS SIGNALS, was shortlisted for the CWA John Creasey/New Blood Dagger. THE LIAR'S GIRL (2018) was shortlisted for the Edgar Award for Best Novel. REWIND (2019) was shortlisted for Irish Crime Novel of the Year and is currently being developed for screen by Clerkenwell Films (Misfits, Lovesick, The End of the F***ing World.) THE NOTHING MAN was a no. 1 Irish Times bestseller and a no. 1 Kindle bestseller (UK) and was shortlisted for Irish Crime Novel of the Year. Her latest novel, 56 DAYS, was published in August 2021. It is a thriller set in lockdown that Catherine wrote while she was in lockdown. Prior to writing full-time, Catherine worked as a campsite courier in France and a front desk agent in Walt Disney World, Florida. She still wants to be an astronaut when she grows up.