Gone Before Goodbye by Harlan Coben and Reese Witherspoon (2025)

This thriller begins with Dr. Maggie McCabe, a once-renowned reconstructive surgeon, staggering under the weight of loss and scandal. Her husband, Marc, a brilliant cardiothoracic surgeon and her partner in humanitarian work, has been reported killed during a mission in North Africa. Not long afterward, Maggie herself loses her medical license in disgrace, accused of misconduct. When she returns to Johns Hopkins for an alumni event honoring her late mother, she is shunned by her peers and confronted by reminders of a past that feels both golden and poisoned. It is there that she meets her former mentor, Dr. Evan Barlow, who draws her back into a hidden world she never imagined existed.

What unfolds is the unravelling of a sinister conspiracy surrounding Marc’s invention, the THUMPR7 artificial heart. Maggie discovers that billionaires and oligarchs are funding secret clinics like “The Vineyard,” where they pursue grotesque experiments in organ transplantation and longevity. She is coerced into working for men like Oleg Ragoravich, a ruthless Russian tycoon who demands she attempt the impossible: combining a donor heart with Marc’s artificial device in a single transplant. Failure would mean her death. Against her will, and under constant threat from Oleg’s brutal enforcer Ivan Brovski, Maggie performs the surgery and succeeds, though every moment of it is steeped in fear and moral revulsion.

As Maggie is forced deeper into this underground world, the past begins to resurface in disturbing ways. She receives cryptic digital messages that seem to come from Marc himself, leading her to wonder if he might somehow still be alive. Her fragile hope is manipulated by those who seek to control her. At the same time, old loyalties fracture. Trace Packer, once Marc’s closest collaborator and Maggie’s trusted friend, is revealed to have betrayed them, his ambition entwined with the very forces that destroyed Marc’s dream.