**A couple sleeps peacefully. But they are not alone.** Night after night, a dark figure moves through the quiet suburban streets of Bangor, Maine, entering homes, watching the residents sleep.When some families notice subtle signs of an intruder’s presence, news spreads quickly, and panic spreads through this peaceful community.Calls pour into the Bangor police station and Detective Rebecca Ellis grows concerned. No one has seen this intruder, and nothing has been stolen, but when a beloved family pet is found dead, a pattern of escalation becomes apparent.Ellis’s worst fears are realized when she’s called out to a murder. It seems the intruder has graduated from stalking to killing.Desperate to prevent another murder, Ellis finds herself caught in a deadly game of cat-and-mouse with a relentless enemy.Can she catch the killer before another innocent victim dies? Or will she herself fall prey to the silent prowler who leaves no trace? **Leave No Trace** **, the fourth book in the thrilling series featuring Detective Rebecca Ellis.**