Kindred Hearts. Hearts Series Book 3, #3

A past riddled with painful memories, Lisa Shelney wants nothing more than to put it all behind her. Lisa wants to enjoy life with her friends, Julie, Lara, and Brooke, and dream about the man, Johnson Smythe, who steals every waking moment of her fantasy, However, paradise isn't in the cards for Lisa as she suddenly begins receiving threatening letters from an unknown perpetrator. But the stalker's antics soon escalate when he launches a series of attacks on her, one more dangerous than the last. With Josh's help, a computer expert, Lisa sets out to uncover her deadly stalker's identity.
The truth proves to hit much closer to home than anticipated as the incidences trigger her traumatic past, forcing her to recall unsavoury memories of her time in Central Africa while on a nursing mission. Within these moments, a person who misremembers the past while never allowing Lisa to forget the one memory that has always haunted her. One that now leaves her own life in the throes of death.