The best thriller of 2025. The Boston Globe* Genius. The Washington Post

A literary thriller of the highest order (Elin Hilderbrand,New York Timesbestselling author ofThe Perfect Couple),Heartwoodtakes you on a gripping journey as a search and rescue team race against time after an experienced hiker mysteriously disappears on the Appalachian Trail in Maine.

In the heart of the Maine woods, an experienced Appalachian Trail hiker goes missing. She is forty-two-year-old Valerie Gillis, who has vanished 200 miles from her final destination. Alone in the wilderness, Valerie pours her thoughts into fractured, poetic letters to her mother as she battles the elements and struggles to keep hoping.

At the heart of the investigation is Beverly, the determined Maine State Game Warden tasked with findi