Serial Threat — Valerie Hansen

The body count is mounting --
and a target is on their backs

Stumbling upon a murder is the biggest shock of Noah Holden's life -- until he learns he knew the victim. When more women from his past are killed, Noah needs Officer Emily Zwalt's help to remove his name from the top of the list of prime suspects. But when the serial killer acquires a new target, they must work together before Emily becomes the next victim.