Just Take My Heart by Mary Higgins Clark

Just Take My Heart - Natalie Raines and Jamie Evans were struggling actresses when Jamie was murdered. 15 yrs later, Natalie bumps into the murderer and murmurs the only name she knew for him. Several days later Natalie is found murdered, but the only suspect the police have is Natalie’s ex-husband Gregg Aldrich. Emily Wallace is the assistant prosecutor on the case. As the case develops, her personal life, including her heart transplant, becomes public. Her life also becomes endangered.