Lynette Eason 
Countdown (Extreme Measures Book #4) [EPUB ebook] 

A stalker who wants to finish what he started. A US Marshal who’s vowed to protect his charge. And one woman who is determined to put the past in the past.Flight paramedic Raina Price has been running so long it’s hard to stop. To escape a dangerous stalker, she changed her name and disappeared, building a new life with the help of a friend from her time in juvie. It feels good to put her energies into saving people’s lives, but because her stalker was never found, she’s never stopped looking over her shoulder. And one can only run so far before the past finally catches up.US Marshal Vincent Corelli’s job is to hunt down fugitives and protect those who are assigned to him. When Raina is almost killed right in front of him, he vows to protect her at all costs–whether it’s his job or not. Together they work to solve the mystery of Raina’s past. But someone is out to make sure Raina doesn’t live long enough to do it.Countdown is the breathless conclusion to USA Today bestselling author Lynette Eason’s thrilling Extreme Measures series.