Thorndike Press large print thriller, adventure and suspense

Subtitle from cover

"After receiving a life-saving heart transplant, Rosie Lachlan knows her health is precious and precarious. She suspects her donor is Daphne Thorne, the wife of local celebrity author Morgan Thorne, who she begins messaging via an anonymous service called DonorConnect, ostensibly to learn more about Daphne. But Rosie has a secret: she's convinced that now that she has his wife's heart, she and Morgan are meant to be together. But as she digs deeper into Morgan's previous marriage, she discovers disturbing runors about the man she's falling for. Could Morgan have had something to do with his wife's death? And can Rosie's heart sustain another break or is she next?"--from back cover