suspense

Dean Koontz's 2008 standalone thriller: Ryan Perry, a thirty-four-year-old internet tycoon, is diagnosed with incurable cardiomyopathy, receives a heart transplant that saves his life - and a year later begins to be stalked by a mysterious woman whose gifts and messages all carry the same chilling refrain: your heart belongs to me.

A psychological thriller about a woman whose perfect life is systematically stolen by someone claiming to be her, forcing her to question everything she thought she knew about her identity.