The Watcher — Charlotte Link

NOWHERE TO HIDE…

Gillian Ward has a successful husband, a bright preteen daughter and the perfect suburban life. But she senses that something is wrong. Perhaps it's their odd neighbor Samson, who keeps turning up wherever Gillian is. Or maybe it's handsome John Burton, an ex-cop whose past is even more troubling than the temptation he presents. And when Gillian's husband is shot to death, the police find proof his murder isn't isolated.

Two elderly ladies who lived miles away -- and had no connection to each other or the Wards -- have also been killed. Then the unsettling Samson disappears, and Gillian finds her life spiraling into a nightmare of terrifying attacks, insidious lies -- and help she can't trust. Now, to save herself and her daughter, she must confront an evil never brought to justice and an enemy who is past caring about guilt or innocence…