Angel of Mercy

A police detective confronts a nurse with an unusual bedside manner and her chilling twin sister in Andrew Neiderman's page-turning thriller

Palm Springs detective Frankie Samuels is on medical leave when a rash of suspicious suicides rock his town. Against the advice of his doctor and his supervisor, he investigates the case of a grieving widower who died of insulin shock, overdosing on his wife's meds, along with a sleep aid called Dilantin. But the police can't find any Dilantin in t...